54results about How to "Reduce financial pressure" patented technology

The invention provides an online virtual currency third-party credit method and a data processing system thereof. The online virtual currency third-party credit method includes steps of determining user credit line, user loan application, third-party credit supplier assessment and lending, user recharging or trading by loan, user repayment and payment requesting, settlement of a third-party credit supplier and a platform supplier and the like. The data processing system comprises a client and a server, the client realizes users' various service requests and the server processes the users' service requests. By the aid of the online virtual currency third-party credit method and the data processing system, value of personal online digital assets is explored, trade is promoted by means of load leverage and simple consumption payment ways, trade scale is enlarged, and the platform supplier is assisted in exploring and keeping high-quality users, and user experience is improved.

A logistics management system based on Internet according to the invention comprises a client and a server end. The server end comprises an authentication module, an order creating module, an order executing module, a freight management module, a cost and bill settling module, a material purchasing payment module and a shopping mall platform. The order creating module receives and processes, issues transportation request information and generates a logistics order. The material purchasing payment performs freezing or transferring on a resource-party fund account according to a logistics cost in the logistics order. The resource party or a carrier purchases the materials required for transportation on the shopping mall platform through a fund account. The order executing module performs transportation operation and cargo inspection and receiving by a consignee. The freight management module is used for tracking the cargo. The shopping mall platform performs combined settlement of the material total cost and bill with a material supplier through the cost and bill settling module and supplies a logistics cost invoice to a resource party. The logistics management system has advantagesof realizing high interaction experience, reducing logistics cost, providing benefit and ensuring benefit of each party.

The invention provides a trading platform data processing method, and the trading platform data processing method includes the following steps: (1) receiving order information sent by a payment platform, wherein the order information including order amount and seller information, (2) searching the pre-saved current credit extension information of the seller in the pre-saved credit extension database according to the information of the seller, (3) judging whether the current order information is corresponding to conditions of the credit information or not on the basis of the current credit extension information of the seller and the current order information, and carrying out the credit extension for the current order and recording the credit extension in the credit extension database if the current order corresponds to the conditions of the credit information. The invention further provides a trading platform data processing system used for achieving the method. The trading platform data processing method and the system can achieve automatic credit extension, and improve flexibility of the credit extension and data processing efficiency.

The invention discloses a portable and foldable LED (light-emitting diode) display screen comprising a base plate. A fixing plate is rotatably connected to the upper side of the base plate through a connecting shaft, a locking ring is connected to the connecting shaft in a threading manner, the lower side of the locking ring is abutted against the upper side of the base plate, two fixing blocks are symmetrically arranged on the fixing plate, limit rods are inserted in the fixing blocks, a plurality of slots corresponding to the limit rods are arranged in the upper side of the base plate in a surrounding manner, a first LED display screen body in connected to one side of the fixing plate and away from the connecting shaft through a hinge, a fixing seat is arranged on one side of the first LED display screen body, two lock screws are connected to the fixing seat in a threaded manner, and multiple lock grooves corresponding to the lock screws are equidistantly arranged in the first LED display screen body. The portable and foldable LED display screen is simple in structure and convenient in use, the LED display screen can be folded and moved conveniently, portability is improved, and financial pressure is lowered.

The invention provides a calcium oxide and plasma body cooperative gasified domestic garbage gasification system and equipment, which relate to solid organic waste disposal equipment. The gasification system consists of a plasma body gasification furnace, an air sealing material feeding device, a heat exchanger, a draught fan and a cyclone separator, wherein a material outlet of the air sealing material feeding device is connected to a material inlet of the gasification furnace, a thermolytical air outlet of the gasification furnace is connected to a carbonatation reaction chamber of the heat exchanger, a hot carrier outlet of the heat exchanger is connected to a hot carrier inlet of the gasification furnace, the hot carrier outlet of the gasification furnace is connected to the cyclone separator, the cyclone separator is connected to the draught fan, the draught fan is connected to a thermolytical air inlet of the heat exchanger, a thermolytical air outlet of the heat exchanger is connected to a thermolytical air inlet of the gasification furnace, and a synthesis air outlet is connected out at the engagement position of a thermolytical region and a gasification region. The system can realize the domestic garbage disposal without discharge or pollution, and is applicable to the harmless disposal of urban domestic garbage, rural domestic garbage, medical garbage, industrial high molecular waste materials and the like.

The invention belongs to a stereo garage with a form of three upper carports and two lower carports. The stereo garage comprises a garage steel structure framework, a transverse moving frame, car carrying plates, transverse moving mechanisms, lifting mechanisms, a control system and an anti-falling device, wherein the control system controls the transverse moving mechanisms and the lifting mechanisms to move; the garage steel structure framework comprises a framework formed by fixedly connecting upright columns, a transverse beam and a longitudinal beam; the plane where the upright columns and the longitudinal beam are located is an in-out end surface for cars; the transverse beam of the garage steel structure framework is divided into two parts; a rectangular framework is formed by one part of the transverse beam, the upright columns and the longitudinal beam; the other part of the transverse beam stretches out of the rectangular framework; each transverse moving mechanism comprises a transverse moving motor and walking wheels; the transverse moving motors drive the walking wheels to move along the direction of the transverse beam; each lifting mechanism comprises a lifting motor and a transmission mechanism; the lifting motors are connected with the transmission mechanisms; the transmission mechanisms drive the two car carrying plates to do lifting movement. The stereo garage disclosed by the invention is simple in structure, convenient to use and lower in cost, seats need not to be reserved, in-out vehicles in the upper layer and the lower layer are not mutually influenced, and the car storing and taking efficiency is increased.

The invention is suitable for the technical field of chemical battery production, and provides an unpaired weldment lead-acid battery pack, which comprises at least two individual batteries, wherein each individual battery comprises a plurality of positive pole plates and a plurality of negative pole plates, which are arranged at intervals; the plurality of positive plates form a positive pole group, and the plurality of negative pole plates form a negative pole group; the positive pole group of one individual battery and the negative pole group of the adjacent individual battery are connected through a combined bus bar or / and a lengthened bus bar; and the residual positive pole group and the residual negative pole group are connected through a conventional bus bar. In the unpaired weldment lead-acid battery pack, the individual batteries in the pack are not connected by the weldment connection manner, but by the integrally molded bus bar or the lengthened bus bar; the bus bar can realize in-parallel connection of pole plates in the pole group, and serial connection between pole groups between the individual batteries. Therefore, the space waste in the battery design is avoided; the energy density and the volume density of the battery are improved; and the production cost is reduced.

The invention provides a supply chain management system based on a cloud platform, and aims at overcoming disadvantages in the prior art. The system comprises a service end and clients. The service end is loaded in the cloud platform, the cloud platform receives data of the client, the data is analyzed and processed, and corresponding feedback information is back fed to the clients. The service end comprises a waybill matching module, a financial management module, a logistics monitoring module, a vehicle condition monitoring and early warning module, a road information monitoring module and adatabase module. The clients include a vehicle mounted client, a shipping party client, a carrier client, a financial client and a consumption client. The system can update transport vehicle information in logistics of a supply chain timely, positions and progress of a transport vehicle can be monitored in the whole course, the consignment fund is closed in a closed loop way, bills and documentsare obtained timely, the logistics cost is reduced greatly, and the logistics efficiency is improved.

The invention discloses a process for preparing biomass fuel by using rural town domestic waste and agricultural and forestry waste. The process comprises the steps of step one, waste leachate treatment and foul smell deodorization; step two, waste screening, sorting and coarse crushing; step three, non-organic matter magnetic separation, winnowing and fine crushing; step four, agricultural and forestry waste crushing and screening; step five, stirring of waste combustible materials, agricultural and forestry waste, sludge and water, compression molding, airing and biomass fuel obtaining; andstep six, waste organic matter adding of livestock and poultry manure, and organic fertilizer obtaining. According to the process, the biomass fuel can be directly used in a boiler, and the problem that the livestock and poultry manure pollutes the environment in a livestock farm is solved through the organic fertilizer; for the construction of waste treatment plants, the investment is small, thecost is low, and implementation is easy; the agricultural and forestry waste is collected with paying performed, so that the income of farmers is increased, and the pollution is reduced; the profit rate is high, and operating can last without government subsidy; the waste gas, the waste liquid and the waste residue are subjected to the environmental protection treatment so that new pollution can be avoided.

The invention discloses a cloud ecological supply chain platform and an implementation method thereof, which belong to the field of cloud computing. The cloud ecological supply chain platform system comprises a service processing unit, a user storage server used for receiving user information and an application module, wherein the user storage server is used for storing information released by users; the service processing unit is used for carrying out data analysis on the information in the user storage server, and screening and classifying the user information; the application module comprises an application which is submitted by a developer and passes through cloud platform audit, and the application and user application data generated by the application for users are stored in the user storage server. In addition to the coverage of life service class, the cloud ecological supply chain platform is focused on functions of commercial service class such as order purchasing, resource supply, think-tank talent consultation and commercial finance more deeply in all directions, and achieves safer confidentiality of the user information.

The invention discloses an intelligent environmentally-friendly automatic feeder for urban stray pets and an implementation method of the intelligent environmentally-friendly automatic feeder. The feeder is characterized in that a solar panel is mounted above the feeder; a camera is mounted at the front side of the feeder; an infrared probe is mounted at an inlet of a bottle; a loudspeaker is mounted at a food picking part at the front of the feeder; a motor is mounted on a food barrel; a program control motor can drive rotating blades to rotate to automatically feed the pets through worm gears and a gear transmission system; a food disc is under a food leaking tube; a water disc is under a water draining port; a drinking bottle positioning area is formed in the feeder; a rear door facilitating food replacing and repairing is arranged on the feeder. The feeder has the beneficial effects that the energy saving and environmental protecting effects are good, and the low carbon and green themes are prominent; garbage can be recovered and turned into foods; foods and water can be supplied to the stray pets for free; in addition, the social benefits and environment protection propaganda effects are great; meanwhile, the feeder has a wide commercial prospect.

The invention discloses a simple human assisted reprocessing wire separating device, comprising a whole set of simple human assisted reprocessing wire separating device. The simple human assisted reprocessing wire separating device is characterized by comprising a wire paying off device and a wire taking up device, wherein the wire paying off device is provided with a wire paying off bracket, the wire paying off bracket is connected with a mechanical transmission gear, and the mechanical transmission gear is connected with a wire paying off handle; and the wire taking up device comprises a wire taking up bracket, and the wire taking up bracket is provided with a wire taking up handle. The simple human assisted reprocessing wire separating device has the following advantages of using simple mechanical apparatus to perform manual back twisting, reducing the effect of poor reprocessing quality caused by funding pressure and high human input of buying a large active paying off cabling machine, remarkably reducing the cost of enterprises, and being suitable for application for solving the cabling quality problem of various enterprises.

The invention provides a five-axis linkage automatic spraying mechanism. The mechanism comprises a cross stand column control structure, a spray gun and a workbench, the right end of the cross stand column control structure is fixed with the spray gun, the workbench is located on the right side of the spray gun, a workbench motor is arranged below the workbench, the worktable motor drives the worktable to move up and down or rotate around the Y axis, the cross stand column control structure drives the spray gun to adjust the upper and lower left and right positions, a spray gun motor is arranged on the side edge of the spray gun, the spray gun is controlled to rotate around the Z axis, the angle of the spray gun is adjusted, the cross stand column control structure, the working table motorand the spray gun motor are all connected with the control system. The five-axis linkage automatic spraying mechanism has the five-axis linkage function and is high in speed, stable in operation, accurate in positioning, the automatic spraying mechanism can carry out comprehensive spraying work in a wide range and multiple angles, the defects of leakage spraying and repeated spraying are avoided,and the situation of manual work in toxic and harmful and high-temperature environments is improved.

The invention discloses an embedded type detachable movable main needle clamp and a needle block. To overcome the defects that replacement of single needle of an existing main needle block is difficult, and overall replacement is needed and causes inconvenience and high cost, the embedded type detachable movable main needle clamp comprises a locating block and a pressing block, and the locating block is detachably and fixedly connected with the pressing block; a space containing and fixing needle bodies and needle feet of a plurality of main needles is formed between the locating block and the pressing block; the locating bock is directly provided with a transverse locating groove used for containing the needle feet of the main needles, a plurality of needle embedding grooves distributed longitudinally are formed in the front portion of the locating block, and the needle bodies of the main needles are embedded in the needle embedding grooves; the depth of the locating groove is greater than that of each needle embedding groove; and the locating block and the pressing block are provided with regulating holes. According to the embedded type detachable movable main needle clamp and the needle block, six degrees of freedom of the main needles are limited, convenient replacement is achieved, the effect that the main needles and the needle clamp are combined into a whole is achieved, and requirements of weaving accuracy are met.

The invention provides flexible machining and packing equipment. A flexible machining and packing method comprises the steps that the incoming material type is identified through a visual system so as to control a sorting device to reload a matched collector, and a packing device reload a matched molding unit; and then the visual system drives the collector to grab incoming materials and convey the incoming materials into the matched molding unit to be bagged after molding.

The invention provides a payment method, device and system based on a public digital currency wallet. The payment method based on the public digital currency wallet comprises the following steps: receiving sub wallet information and a payment request from a wallet terminal, wherein the payment request comprises payment time, a payment type and a payment limit; finding a corresponding sub-wallet according to the sub-wallet information; judging whether the payment time is within a sub-wallet effective date of the sub-wallet or not, and judging whether the payment limit is greater than the payment limit under the payment type of the sub-wallet or not; when the payment time is within the valid date of the sub wallet and the payment limit is less than or equal to the payment limit, performing fund payment according to the payment limit, and sending payment success information to the wallet terminal; and receiving and storing the invoice information from the wallet terminal. The payment method can prevent business trips from paying funds in advance, reduces the fund pressure of the business trips, controls the use channel and time of the pre-expenditure, and reduces the manpower cost.

The invention relates to a volume style assembly type multi-purpose heat interchanger, which comprises a sensor, a casing, an electric heater, a coil pipe, an inner ribbed pipe, and an outer ribbed pipe, a burbling sheet, an upper pipe plate, a combustion chamber, a fastening supporting rack, a condensed water consumption device, and a gas collector. All parts are socket joint-typed, are connected through a rabbet joint, and fastened and positioned through a plurality of threaded rods, a pipe fitting is oppositely connected with the heat interchanger through a sealing element, outer connectors of life hot water tail end, heating tail end, overflow tail end, emptying / water compensation opening and heating belt temperature limit device are arranged on the casing body, the coil pipe, the inner ribbed pipe and the outer ribbed pipe are arranged in the casing body, and the burbling sheets are arranged on the inner ribbed pipe and the outer ribbed pipe; the electric heaters are arranged on the interior part and the exterior part of the casing body, the combustion chamber is arranged at the lower part of the casing body, the upper pipe plate is arranged at the upper part of the casing body, a seal ring and the fastening supporting rack are respectively arranged at the both ends of the upper part of the casing body; the condensed water consumption devices are arranged at the lower parts of the inner ribbed pipe and the outer ribbed pipe. The invention changes the molding method of the traditional small volume type heat interchanger, and has the advantages that the installation and the maintenance are convenient, the thermal efficiency is high, and the operating cost is low, etc.

The invention relates to the technical field of bedding products, particularly to a latex column used for producing a bed mattress. The latex column is a latex columnar piece used as a combination unit of a latex bed mattress. The latex columnar piece has good air permeability and restoration property, is matched with the human physiological curve, ensures comfortable sleep, and has no damage to the human spine. Additionally, the latex bed mattress is formed by arranging the latex columnar piece in each grid of an elastic mesh, with novel design, simple structure and easy fabrication. Furthermore, when a people sleeps on the latex bed mattress made of the latex columnar pieces, the latex bed mattress can massage the people when the people turns over.

The invention discloses a construction process of a super-large cofferdam based on marine environment, which is characterized in that the cofferdam uses a sand washing film bag and a trapezoidal section structure. The width of the top of the cofferdam is about 15 meters, graded slope setting is carried out according to the height, and the slope of a upstream face is 1:3-1:4, the slope of a downstream face is 1:4, a steel plate pile water stop curtain is arranged on the top of the cofferdam, and a steel plate pile water stop curtain is arranged on the slope foot of the downstream face. The sandwashing film bag and the steel plate pile are combined in the process, and the process has the advantages that: the construction speed is fast, and the construction period can be shortened; the stability and durability are good, washing and flood can be resistant; due to the addition of the steel plate pile water stop curtain, the steel plate pile water stop curtain has higher rigidity and betteranti-seepage performance, and can achieve a good water-blocking effect; meanwhile, the cofferdam is convenient and fast to disassemble; and the steel plate pile can be used in a turnover way, so thatthe construction cost is reduced. The construction process of the super-large cofferdam based on the marine environment can provide reference basis and experience guidance for similar projects such as a water tunnel, a wharf cofferdam, a river-crossing bridge and the like.

The invention relates to a novel air conditioning system for a machine room. The novel air conditioning system comprises an indoor unit, an outdoor unit and a control unit, wherein the indoor unit isin fluid communication with the outdoor unit through a refrigerant pipeline; the indoor unit comprises an evaporator and an indoor fan; the outdoor unit comprises a heat pipe condenser and a mechanical refrigeration device; and the control unit can control the novel air conditioning system for the machine room to be in a heat pipe working mode, a mechanical refrigeration working mode and a heat pipe and mechanical refrigeration parallel working mode. In view of the environmental requirements of the machine room, the system can utilize natural cold for a long time all the year round, and the energy efficiency ratio all the year round is higher than that of a traditional air conditioner for the machine room. The novel air conditioning system can utilize a natural cold source to the maximum extent, so that the purpose of energy conservation is achieved, and the PUE value of the data machine room is reduced.

The invention provides a charging method, a charging service platform and a charging system, and relates to the technical field of electric vehicle charging. The charging method comprises the following steps: when a charging gun is inserted into a charging pile and verification of the charging pile and a current to-be-charged vehicle is passed, sending charging order information to a user terminal; obtaining user verification information sent by the user terminal according to the charging order information; under the condition that the user verification information passes verification, sending charging starting information to a charging pile service platform; acquiring charging end information of the to-be-charged vehicle; and in response to the charging ending information, sending a charging settlement notification to the user terminal. After a user inserts a charging gun into a charging pile, verification is automatically completed, charging is started, and operations such as charging settlement are automatically performed after charging is finished, so that on one hand, charging convenience is improved under the condition that account safety is guaranteed, and user experience is improved; and on the other hand, automatic settlement can effectively avoid the situation that the user does not settle settlement in time or the user escapes an order.

The invention relates to an energy-saving machine room air conditioning system. The energy-saving machine room air conditioning system comprises an indoor unit, an outdoor unit and a control unit, theindoor unit comprises a heat pipe evaporator, an indoor fan and a mechanical refrigerating device, and the heat pipe evaporator is provided with a gaseous refrigerant outlet and a liquid refrigerantinlet; the mechanical refrigerating device comprises an evaporator, a condenser, a compressor and a throttling device; and the outdoor unit comprises a heat pipe condenser and an outdoor fan, the indoor unit is in fluid communication with the outdoor unit through a refrigerant pipeline, the position of the outdoor unit is higher than that of the indoor unit, the heat pipe condenser is arranged onthe outer side of the condenser of the mechanical refrigerating device, the evaporator of the heat pipe heat exchange system is arranged on the left side of the condenser of the mechanical refrigerating device, and the control unit automatically controls the natural cold source and the mechanical cold source to be in an independent operation mode and a combined operation mode. The heat pipe technology and the compressor refrigeration technology are perfectly combined, a natural cold source is effectively utilized to achieve the energy-saving purpose, and the PUE value of a data machine room isreduced.

The invention relates to a high-energy-efficiency-ratio machine room air conditioning system. The high-energy-efficiency-ratio machine room air conditioning system comprises an indoor unit, an outdoorunit and a control unit, the indoor unit is in fluid communication with the outdoor unit through a refrigerant pipeline, and the indoor unit comprises a heat pipe evaporator, a refrigerant flow adjusting device, an indoor fan and a mechanical refrigerating device; the mechanical refrigerating device comprises a compressor, an evaporator, a condenser and a throttling device; and the outdoor unit comprises a heat pipe condenser and an outdoor fan. According to the high-energy-efficiency-ratio machine room air conditioning system, the heat pipe technology is perfectly embedded into a traditionalcompressor refrigeration system, so that the energy efficiency ratio of the compressor is remarkably increased, a natural cold source and a mechanical cold source are in seamless butt joint, the natural cold source is utilized more sufficiently while the system reliability is improved, so that the system has the high energy efficiency ratio, and PUE of a data machine room is reduced.

The invention belongs to the field of food processing, and particularly discloses mucor racemosus and application thereof. Mutagenesis is carried out on the mucor racemosus M-THF-02 to obtain the mucor racemosus M-THF-03, the mucor racemosus M-THF-03 is applied to the disc koji making process, the moisture of koji materials can be remarkably reduced, and meanwhile the enzyme activity of the koji materials can be improved. The mucor racemosus M-THF-03 obtained by the invention has the optimal growth temperature of 28-30 DEG C, has high temperature resistance and high protease production capacity, overcomes the problem that the traditional mucor is not resistant to high temperature, can remarkably improve the enzyme activity of fermented soybean koji when being applied to the production of fermented soybeans, shortens the koji-making time and post-fermentation time of the fermented soybeans, improves the production efficiency, and reduces the production cost. The stability and safety of product quality are ensured, and the capital pressure of enterprises is reduced; on the other hand, disc koji making is conducted in an intelligent temperature and humidity control mode, the strain can be produced in four seasons, and the economic benefits of enterprises can be effectively improved.

The invention relates to craniotomy operation in a surgery, and solves the problem of difficulty in positioning in a craniotomy. A guide template mainly comprises an upper guide plate, a lower guide plate, a positioning cylindrical pin, a tooth positioning groove mask and a connecting and clamping bolt. The guide template has the main advantages that for a doctor, the operation is simple, the mounting and the dismounting are relatively convenient, and the guide template can be used without independent training; meanwhile, the positioning is relatively accurate, and the focus of a patient can be fully exposed, so that the doctor can perform the operation more smoothly; due to the characteristics of simple operation and very convenient mounting and dismounting, the time cost of the operationcan be greatly reduced; and for the patient, the guide template can be directly manufactured by utilizing a 3D printing technology, so that the cost is relatively low, and the fund pressure of the patient is relieved to a certain extent.

The invention discloses a construction process of a super-large cofferdam based on marine environment, which is characterized in that the cofferdam uses a sand washing film bag and a trapezoidal section structure. The width of the top of the cofferdam is about 15 meters, graded slope setting is carried out according to the height, and the slope of a upstream face is 1:3-1:4, the slope of a downstream face is 1:4, a steel plate pile water stop curtain is arranged on the top of the cofferdam, and a steel plate pile water stop curtain is arranged on the slope foot of the downstream face. The sandwashing film bag and the steel plate pile are combined in the process, and the process has the advantages that: the construction speed is fast, and the construction period can be shortened; the stability and durability are good, washing and flood can be resistant; due to the addition of the steel plate pile water stop curtain, the steel plate pile water stop curtain has higher rigidity and betteranti-seepage performance, and can achieve a good water-blocking effect; meanwhile, the cofferdam is convenient and fast to disassemble; and the steel plate pile can be used in a turnover way, so thatthe construction cost is reduced. The construction process of the super-large cofferdam based on the marine environment can provide reference basis and experience guidance for similar projects such as a water tunnel, a wharf cofferdam, a river-crossing bridge and the like.

The invention discloses an internet-based intelligent classification garbage recycling bin and a using method thereof. The internet-based intelligent classification garbage recycling bin comprises a machine body, a first LCD touch screen, a second LCD touch screen and a microphone, and universal trundles are installed at the four corner positions of the bottom end of the machine body. The internet-based intelligent classification garbage recycling bin and the use method thereof have the beneficial effects that by arranging the first LCD touch screen, the second LCD touch screen, the microphone, a loudspeaker and a button switch, opening of the corresponding garbage bin can be achieved through three modes of touch operation, pressing operation and voice operation, and flexible use of the recycling bin is facilitated, internet thinking, an advanced artificial intelligence technology and a full-screen garbage classification recycling compartment are combined, the commercial layout of deploying online and offline intelligent advertisements is integrated, the garbage recycling bin can be suitable for different environments, the situation that the classification garbage recycling efficiency is low is conveniently and effectively solved, the government financial pressure is relieved, citizens are promoted to develop good living habits, the environmental protection industry is developed through the media internet, online shopping is driven by the environmental protection industry, and the practicability of the classified garbage recycling bin is improved.

The invention relates to a method for finishing the network access of a mobile subscriber by utilizing a computer communication system, in particular to a computer-communication-system-based online self-service network access method for a mobile telephone number of a client terminal. A subscriber identity module (SIM) card only solid-storing an identification code is provided; and then a mobile client takes own communication equipment as the client terminal, logs on a computer-based mobile service support system of a mobile operator or a channel system through the computer communication system to select the number and a pricing package, activates the number and opens an account. The method has the advantages that: the production, manufacturing, selling and management procedures of the SIM card are simplified; the management cost and running cost of the mobile operator and the channel system are decreased, and funding pressure is decreased; and the number selection range is expanded for the mobile client, time and energy are saved, the number is more flexibly and conveniently selected, and the method is more flexibly and conveniently used.

The invention discloses a process for preparing biomass fuel from domestic garbage and agricultural and forestry waste in rural areas. Steps: The first step is landfill leachate treatment, odor deodorization; the second step is garbage screening, sorting, coarse crushing; the third step is non-organic magnetic separation, winnowing, and fine crushing; the fourth step is agricultural and forestry waste crushing, Screening; the fifth step, mixing combustible garbage, agricultural and forestry waste, sludge, and water, pressing and molding, and drying to make biomass fuel; the sixth step, adding the organic matter of garbage to livestock and poultry manure to make organic fertilizer. Biomass fuel can be directly used in boilers, and organic fertilizer solves the problem of environmental pollution caused by livestock and poultry manure in farms. The construction of a waste treatment plant requires less investment, low cost, and is easy to implement. Collect agricultural and forestry waste for a fee, increase farmers' income and reduce pollution. High profit margins, sustainable operation without government subsidies. Waste gas, waste liquid, and waste residue have all been treated in an environmentally friendly manner, and no new pollution will be generated.