4969results about How to "Realize regulation" patented technology

The invention provides a method and system for privacy protection of block chain transaction. The method comprises: a transaction group is established between nodes of a block chain system, a user establishes an account at a node, and the node generates public and private key information of the account and then joining of a group is carried out; a transaction request node encrypts transaction information by using a broadcast encryption algorithm, carries out group signature processing on the encrypted transaction information, and then broadcasts the transaction information after broadcast encryption and group signature processing; a common non-account-recording node verifies the transaction information and then broadcasts the transaction information, an account-recording node decrypts thetransaction information and performs an intelligent contract to carry out account recording, broadcast encryption is carried out and then the information is recorded into a public account book, wherein the stored data are only allowed to be opened by the account-recording node, the transaction request node and an administration node. With the broadcast encryption algorithm and group signature technology, a privacy protection problem in the block chain system is solved and the traceability of the transaction is ensured.

The invention relates to a cloud computing resource scheduling method based on dynamic reconfiguration virtual resources. The method comprises the steps of: using cloud application load information collected by a cloud application monitor as a basis; making a dynamic decision based on the load capacity of the virtual resources for running cloud application and the current load of the cloud application; and dynamically reconfiguring virtual resources for cloud application based on the decision result. Dynamic adjustment of resources is realized by a method for reconfiguring virtual resources for cloud application, without needing dynamic redistribution of physical resources or stopping executing cloud application. The method can dynamically reconfigure the virtual resources according to the load variation of the cloud application, optimize allocation of the cloud computing resources, realize effective use of the cloud computing resources, and meet the requirements on dynamic scalability of cloud application. In addition, the method can avoid waste of the cloud computing resources, and save the cost for using resources for cloud application users.

The invention relates to an information processing network and method based on uniform code sending, and sensing access equipment. The information processing method comprises the following steps: a publisher sends a corresponding code sending request to a core administrator, and the core administrator or a code sending mechanism authorized by the core administrator generates coding media; and when an access requester identifies the coding media through the equipped sensing access equipment, information matched with the identified coding media can be obtained so as to obtain the following information provided by the publisher, wherein the following information comprises information to be published by the publisher, the attribute state of the publisher, the attribute state of an interaction party associated with the publisher and information obtained in a way that the sensing access equipment equipped by the publisher identifies other coding media. Through various sensing access ways, specific theme access based on scenes can be carried out, each node of an information spreading process is precisely traced, and value quantification and redemption based on circulation fields can be realized.

The invention provides a preparation method for a fluorescence carbon-based quantum dot. The preparation method for the fluorescence carbon-based quantum dot at least comprises the steps of providing oxidized carbon-based quantum dot powder; providing a solvent, and dispersing the oxidized carbon-based quantum dot powder into the solvent to obtain the oxidized carbon-based quantum dot solution; adding a doping agent into the oxidized carbon-based quantum dot solution, reducing the oxidized carbon-based quantum dot by utilizing the solvent thermal reaction so as to obtain the doped carbon-based quantum dot. According to the invention, the technical scheme that oxidized carbon-based quantum dot is taken as a raw material and the solvent thermal reduction and doping are synchronously carried out is adopted, the carbon-based quantum dot represented by graphene quantum dot and carbon quantum dot can be reduced and doped by adopting various easily available nonmetal compounds or metal compounds through the solvent thermal reaction, the yield of a product is high, the regulation on the fluorescent spectrum of the carbon-based quantum dot can be realized, and the yield of quantum can be improved.

Nitrate esters and methods for mitigating neurodegeneration, affecting neuroprotection, affecting cognition enhancement, and / or preventing or mitigating tissue and / or cellular damage in a subject are described. Neurological or cognitive conditions, or damage mediated by free radicals are treated by administering to a subject an effective amount of a therapeutic compound comprising a nitrate ester, or a pharmaceutically acceptable salt thereof.

The invention discloses a fast rendering method and device for a virtual scene and a model. The method comprises steps of firstly obtaining the rendering request of the virtual scene and the model to be rendered and the standard material library; creating a read and write file including the corresponding relation among the scene parameter, the model and the material according to the rendering request, and selecting a material corresponding to the model to be rendered from the pre-established standard material library after loading; setting and adjusting the scene parameter according to the rendering request, rendering the model according to the selected material and adjusting the material parameter to complete the rendering satisfying the specified rendering request; when a single model corresponds to a plurality of materials, directly subjecting the plurality of materials to a three-dimensional presence UV mapping on the surface of the three-dimensional model; and generating a high light effect and its corresponding material by the hand-drawn trajectory according to the rendering request, and rendering the model's high light effect. The method has the advantages of high efficiency, openness, automation, integration of tools, light weight, sustainability, and the like on the basis of greatly improving the efficiency of virtual scene and model rendering.

The invention discloses a three-dimensional imaging method and a device utilizing a planar lightwave circuit. The three-dimensional imaging method includes that coherent light emitted from coherent light source is converted into a two dimensional point light source array; the position of every point light source in the two dimensional point light source array is randomly distributed; three-dimensional images are discretized into a large amount of vexel; the vexel is divided into a plurality of groups from high to low according to the brightness; a phase regulating amplitude of the point light source is calculated according to the distance between every point light source and every vexel of every group to enable the lightwave from every point light source to be in the same phase when reaches the vexel; every point light source is accumulated as a complex amplitude regulation amplitude for generating every vexel; and an amplitude regulator and a phase regulator of every point light source are driven to generate every group of vexel based on constructive interference. The imaging device is formed by coherent light source, the planar lightwave circuit, a conductive glass front panel and a back driving circuit. The three-dimensional imaging method and the device utilizing the planar lightwave circuit are capable of being widely applied to the fields of three-dimensional display of a computer and a television, three-dimensional human-machine exchange, robot vision and the like.

The invention discloses an ultrasound deep brain stimulation method and system. The ultrasound deep brain stimulation method comprises steps as follows: medical imaging is performed on the head of an animal or a human being, and image data are generated; a head three-dimensional digital model is established according to the image data; a three-dimensional digital model of an ultrasound transducer array is established according to structure, density and acoustic parameter information of the ultrasound transducer array; a first ultrasound emission sequence is generated according to the head three-dimensional digital model, the three-dimensional digital model of the ultrasound transducer array, structure, density and acoustic parameters of skull and brain tissue and the structure, density and acoustic parameter information of the ultrasound transducer array; the ultrasound transducer array is controlled to emit ultrasound waves according to the first ultrasound emission sequence, and ultrasound deep brain stimulation is implemented on to-be-stimulated brain nerve nuclei. With adoption of the method and the system, ultrasound can noninvasively penetrate through a skull and is concentrated in a deep brain area; by means of different ultrasound emission sequences, ultrasound nerve regulation can be realized, and an action mechanism can be researched.

The invention relates to the technical field of big data, and discloses a smart home user behavior analyzing system and a smart home user behavior analyzing method based on big data. The smart home user behavior analyzing system comprises the components of a user behavior data acquisition module, a user behavior data storage module, a user behavior data preprocessing module, a user behavior data analyzing module, a user behavior intelligent predicting module and a user behavior intelligent recommending module. For aiming at problems such as high social life pace, unscientific living habit and no life plan, behavior information of the smart home user is acquired, and the smart home user behavior analyzing system based on big data is constructed. The smart home user behavior analyzing system and the smart home user behavior analyzing method have advantages of realizing living habit scientific plan based on big data, creating a scientific and reasonable behavior plan for aiming at daily life habit of the individual user, realizing intelligent starting, stopping and state adjustment of smart home equipment through predicating the user behavior, and saving a large amount of time and energy for the user.

The invention relates to a five-freedom adjustable pipeline butt joint tooling. X-direction slide rails are arranged on a base of the five-freedom adjustable pipeline butt joint tooling, X-direction slide plates are arranged on the X-direction slide rails, Z-direction slide rails are arranged on the X-direction slide plates, Z-direction slide plates are arranged on the Z-direction slide rails, upright post bases are fixedly arranged on the Z-direction slide plates, the top of each upright post base is provided with a rotating seat and a rotating hinging seat, the lower ends of rotating upright posts are arranged in the rotating seats in an inserted way, one ends of swinging push rods are fixedly arranged at the lower parts of the rotating upright posts, the other ends of the swinging push rods are hinged with the piston ends of yaw oil cylinders, the cylinder body ends of the yaw oil cylinders are hinged on the rotating hinging seats, the two sides of the lower ends of the rotating upright posts are symmetrically and fixedly provided with ascending and descending thrust plates, slide sleeves are sheathed on the rotating upright posts, the middles of pitch plates are hinged on the tops of the slide sleeves, the cylinder body ends of pitch oil cylinders are hinged at the two sides of the pitch plates, the piston ends of the pitch oil cylinders are hinged on the ascending and descending thrust plates, and clamping sleeves are fixedly arranged on the pitch plates. The five-freedom adjustable pipeline butt joint tooling can realize the X, Y and Z three-direction freedom regulation of the pipe opening and the jaw and pitch regulation, and the pipe opening pairing quality is ensured.

The invention relates to a circulating fluidized bed boiler combustion optimization and diagnosis method for acquiring and sorting out operation data such as bed temperature, bed pressure, load, efficiency, coal supply amount, limestone supply amount, primary air volume, primary wind pressure, upper secondary air volume and wind pressure, lower secondary air volume and wind pressure, oxygen content, induced air volume, slagging amount, NOx, Sox, etc., to build a neural network model as the basis for optimization adjustment and diagnosis. Field data of design value, measured value during operation, fuel chemistry assay value and etc. of the circulating fluidized bed boiler are utilized as the basis for optimization adjustment and diagnosis to calculate boiler efficiency as the basis for optimization adjustment and diagnosis; a judgment criterion for the optimization adjustment of combustion work condition is established and a corresponding solution is proposed, and therefore, optimization adjustment can be carried out when the circulating fluidized bed boiler deviates from the optimum combustion work condition; a judgment criterion for abnormal operation is established and a solution thereof is proposed; and therefore, problems which can not be solved after optimization adjustment can be diagnosed and analyzed. Common accident phenomena are summarized and processing strategies can be proposed, and therefore, guidance can be provided to accident handling.

The invention discloses a desensitization system used for big data. The desensitization system comprises a database type management module, a system management module, a data source management module, a sensitive data discovery module, a desensitization task management module, a desensitization configuration management module, a multi-stage management module, a big data desensitization analysis module and a sensitive data classification module, wherein the database type management module manages the type of desensitization data; the system management module constructs a role for a desensitization system and carries out function authorization and management on the role; the data source management module provides data source management for the desensitization system; the sensitive data discovery module automatically discovers the sensitive data in the data source and submits the sensitive data to the user for regulation and confirmation; the desensitization task management module configures and manages the desensitization task of a big data desensitization system; the desensitization configuration management module manages and defines the sensitive data and carries out desensitization algorithm and desensitization strategy management; the multi-stage management module realizes the state monitoring, the strategy issuing and the data synchronization of multi-stage desensitization equipment; the big data desensitization analysis module carries out real-time analysis on collected desensitization log data to guarantee the security of the desensitization system; and the sensitive data classification module carries out characteristic analysis on the sensitive data to classify the sensitive data. The invention also discloses a desensitization method used for the big data.

This invention relates to a double- cycle high efficient heat pipe heat exchanging system that can control the heat exchanging quantity. There are evaporator and condenser two types of heat exchangers. The number of each type is one or several that formed by connected in parallel. This system includes: condensate supplying and distributing system; gas-liquid two phases flowing and separating system; gaseous phase transmitting and distributing system, liquid phase collecting and storing system; heat exchanging quantity controlling system. The evaporator of heat pipe, condenser, gas-liquid separator, liquid storage, solution circulating pump, liquid distributor, the connecting pipeline and related controlling parts are connected together to form the double cycles controllable heat pipe system. The solution pump, liquid distributor, evaporator and gas-liquid separator are connected together to form independent working fluid cycle, which settle the problems that working fluid carrying capacity is not enough and liquid distribution is uneven.

The invention discloses a medical dressing with a cooling function and a wound healing promoting function, which at least comprises a perforated non-woven fabric layer, a nanometer fiber layer with a gradient structure, a hydrogel layer and a supporting layer. The preparation method of the medical dressing includes steps of covering hydrogel onto the supporting layer; covering the nanometer fiberlayer with the gradient structure on the hydrogel; and finally reinforcing the perforated non-woven fabric layer on the surface of the nanometer fiber layer so as to obtain the medical dressing. The nanometer fiber layer has the gradient structure, and facilitates absorption and retention of liquid of wound, and medicine can reach the surface of the wound after being released, so that wound healing is promoted; the perforated non-woven fabric layer has a physical isolating effect, avoids outside bacteria, can absorb effusion of the wound, can be easily removed from the surface of the wound and is not adhered with the wound; and the hydrogel layer can realize temperature regulation and reduces the temperature of the wound. The medical dressing comprehensively utilizes a medicine loading performance of nanometer fibers and capillary mobility of liquid, and promotes wound healing while cooling.

The invention discloses a coding method for mixing barcodes and two-dimensional codes, which comprises the following steps: (1) generating barcode images through barcode algorithms through barcode data; Encrypting as a key to obtain two-dimensional code generation information; (3) generating a two-dimensional code image by using the two-dimensional code generation information obtained in step (2) through a two-dimensional code generation algorithm. The invention also discloses a decoding method and an encoding and decoding device of the encoding method. On the one hand, the present invention can use naked eyes to identify products, certificates or bills through the barcode, and on the other hand, the two-dimensional code reading device of the present invention can be used to read the information hidden in the two-dimensional code, ensuring the integrity of the two-dimensional code Safety, security and confidentiality, and enable the two-dimensional code to carry hidden information, strengthen the anti-counterfeiting and uniqueness of the two-dimensional code, and open up a new application field of the two-dimensional code as a data label.

The invention relates to the technical field of water environment ecological restoration, in particular to a system for restoring bio-ecological environment of a micro-polluted riverway, wherein a biological contact oxidation module adopts elastic three-dimensional packing or combined packing, the riverway coastal area is provided with emergent aquatic plant floating floors or floating plant floating floors, the upstream and the downstream of the riverway are provided with floating plant purification zones, and the water surface coverage of the floating floors is between 15 and 20 percent; both coasts of the riverway are plated with emergent aquatic plants and the water surface is planted with floating plants, and water areas with more than two times of transparency are plated with submerged vegetations; and sloping fields on both sides of the riverway are planted with un-germinated poplar or willow branches through cottage; and simultaneously, the poplar or willow branches are embedded into sloping banks shallowly and horizontally according to contours in a mode of being bundled up into a bunch of fascines at different positions of the sloping fields. Compared with the prior art, for the ecological restoration and construction, the system achieves self-purification, self-regulation and self-sustaining of pollutants within certain concentration range, and is an effective path for improving water quality under the condition that basin-wide pollutant cutoff cannot be performed at present.

The invention relates to a technology for using twin-well asymmetrical brine collection to quickly build a salt cavern storage cabin. The technology specifically comprises the steps of using communication of a large-well-spacing twin well in a well-and-rock-salt mine area to conduct asymmetrical water dissolving mining on rock salt, and quickly building a single cavern in a salt-bearing strata; at the same time adjusting position of a pipe orifice of a production casing by combining a detection result of an underground salt cavern and using a pipe cutting method so that a shape of an underground salt collecting cavern is controlled artificially, and the size and shape of the salt collecting cavern can finally conform to a cavern building standard of a oil-storage-gas-storage cavern, wherein in the cavern building process, spacer liquid or spacer gas do not need to be injected. According to the technology for using twin-well asymmetrical brine collection to quickly build salt cavern storage cabin, the oil-storage-gas-storage cavern can be built in various kinds of well and rock salt, and the technology is particularly applicable to building of a large scale single cavern in an ultra-thick rock salt seam; meanwhile, brine concentration is increased, cavern building period is sharply shortened, and building cost of the salt cavern storage cabin is lowered.

The invention discloses a method for regenerating aluminum alloy with target ingredient from scrap aluminum, relates to a scrap aluminum recycling technology and belongs to the technical field of circular economy. The technology, in which the scrap aluminum are taken as a raw material and comprises the steps of iron removal by magnetic separation, pretreatment, melting, melt ingredient detection, calculation, proportioning, and ingredient regulation for finally obtaining the aluminum alloy with the target ingredients, is developed. By adopting the method disclosed by the invention, the recycling of the scrap aluminum is achieved, and the aluminum alloy with the target ingredients can be obtained; and the method has the characteristics of no pollution, high recycling rate, easiness for realization of industrial production and obvious economic and environmental benefits.

The invention relates to a marshalling station comprehensive automatic system, which comprises a comprehensive management subsystem, a centralized control subsystem and a process control subsystem. The comprehensive management subsystem uses a flow allocation table to exchange traffic flow information with a road bureau planning and dispatching system to jointly determine a departure plan with the road bureau planning and dispatching system, decomposes a plan assigned by a road bureau dispatching station into working plans of stations, and instructs the transport and production of the whole marshalling station in a way of the technical operation graphs and locomotive routing maps; the centralized control subsystem prearranges routes for trains and locomotives according to operation instructions obtained by discomposing the working plans assigned by the comprehensive management subsystem and feeds the instruction execution results back to the comprehensive management subsystem; and the process control subsystem receives departure, decomposition, marshalling, vehicle taking-out and placing or leading locomotive warehouse entering and leaving operations and feeds the instruction execution results back to the centralized control subsystem. The invention provides a marshalling station comprehensive automatic system, which is integral, highly efficient, stable and intelligent and can be widely used in a railway marshalling station system.

The invention discloses a metro depot / parking lot integrated automation system. The system is based on an information integration platform, dispatching optimizing, management and control integration,automatic control, information interlocking and intelligent decision making are used, and through a network, all posts are organically connected with systems like a dispatching plan management information system, a computer interlocking system, an operation asset management system, a construction plan system, a train operation automatic monitoring system and an office system. The metro depot / parking lot integrated automation system has the advantages that a comprehensive automation model is established, the limit of personnel management, train overhauling, train dispatching and router controlis broken through, and the metro depot / parking lot operation efficiency is improved; automatic compiling and optimal adjusting of a business dispatching plan are achieved, and the backward situation that dispatching plans are artificially made and adjusted is changed; conflict check of business data, decision making optimizing and router automatic control are achieved; a digitized management mechanism and function in the operation process are designed, and a digitized command mode is achieved.

The invention discloses an all-in-one machine of a semiconductor device for testing, sorting, marking and braiding and a one-stop processing method. A scheme in the invention is as follows: the semiconductor device is transported to a device processing system arranged on each station to be processed by the all-in-one machine. The all-in-one machine comprises a machine body and each device processing system, wherein the machine body is provided with a main turret system and a laser marking turret system respectively with 16 working positions; each station of the main turret system is provided with a suction nozzle mechanism for picking, placing and transporting the device; the main turret system is also provided with a suction nozzle pressing mechanism; each station of the laser marking turret system is provided with a device transmission mechanism; and the suction nozzle mechanism and the device transmission mechanism successively transmit the semiconductor device to each device processing system to finish one-stop continuous processing. By the implementation of the invention, various functions such as testing, sorting, marking, braiding, outputting and the like which originally need to be finished by various equipment are finished on one equipment, thus saving cost and improving working efficiency.

The invention relates to a parameter adjusting method and device of a camera for correcting an LED (Light Emitting Diode) display screen. The method comprises the following steps of: (a) controlling a region to be measured of the LED display screen to display an appointed picture; (b) controlling the camera to shoot the region to be measured to obtain an image of the appointed picture; (c) analyzing the image of the appointed picture to obtain an image gray value of an LED pixel point in the image and utilizing a distribution condition of the obtained image gray value to judge whether an exposure quantity of the camera meets the requirements or not; and (d) when judging that the exposure quantity of the camera does not meet the requirements, calculating a parameter adjusting target value of the camera according to the distribution condition of the obtained image gray value and controlling a camera adjusting parameter to the parameter adjusting target value to realize the adjustment of the exposure quantity of the camera. According to the parameter adjusting method and device disclosed by the invention, the adjustment of the exposure quantity of the camera can be automatically finished and the disadvantages of operation convenience and measurement accuracy in an LED display screen correction process of the prior art are effectively overcome.

The invention discloses an automatic aligning assembling system of parts. The automatic aligning assembling system comprises a vertically arranged support, a material feeding device, a position detection adjusting device, an assembling device and a material moving device, wherein the material feeding device is used for conveying the parts to a designated position; the position detection adjusting device comprises a sliding mechanism horizontally installed on the support, a rotary detection table installed on the sliding mechanism and a position detection photoelectric switch, and the position detection photoelectric switch is used for detecting the positions of the parts on the rotary detection table and emitting aligning control signals to the rotary detection table; the assembling device comprises a rotary bearing plate and a die plate arranged at the end of the rotary bearing plate; and the material moving device is used for conveying the parts to the rotary detection table from the designated position and conveying the aligned parts on the rotary detection table to the die plate. The automatic aligning assembling system of parts replaces manual operation, achieves automatic detection and adjusting of part position, improves assembling accuracy and efficiency, accordingly improves production efficiency and reduces production cost of the parts.

The invention discloses a mid-long-term unit commitment optimizing method. The method comprises the following steps: acquiring various optimized data to determine the optimal space of mid-long-term unit commitment; then establishing a mid-long-term security constrained unit commitment model with minimum deviation between the generated energy of the unit and the expected electric quantity as the target according to the practical power grid model; adopting the mixed integer programming approach to compute the starting / stopping state, load factor and active power output in the peak load period of the unit in each day in the dispatching period; considering all the network monitoring components and adopting the daily maximum load point to carry out security check according to the starting / stopping state and power output in the peak load period of the unit which are obtained through optimization; and finally acquiring the mid-long-term unit commitment scheme satisfying the power grid security through the optimization technology and iteration of security check. The large power grid steering capability and the power resource optimal allocation capability are greatly improved by adopting the method.

The invention discloses a multifunctional integrated reflection-transmission integrated electromagnetic coding meta-material. The reflection-transmission integrated electromagnetic coding meta-material is composed of a meta-material unit with multi-layer stack structure; the meta-material unit is formed by alternately arranging five layers of metal and four layers of medium; the specific structuredesign enables the meta-material unit to possess anisotropy and asymmetrical characteristic, and the unit can present different transmission and reflection phases under the irradiation of x and y-polarized electromagnetic waves from different incidence directions, thereby respectively and independently controlling reflection and transmission wavefront to realize the full-space regulation on the electromagnetic wave; the transmission wavefront is regulated when the meta-material is worked in the transmission mode under the irradiation of the x-polarized incidence wave along the + / - z direction; and the meta-material is worked at the reflection mode under the irradiation of the y-polarized incidence wave along the + / - z direction, thereby independently controlling the reflection wavefront at two sides. By changing the polarization and direction of the incidence wave, one coding meta-material can be used for realizing three different functions, such as beam deflection, diffuse scatteringand vortex wave generation. The coding meta-material disclosed by the invention is simple in structure, easy to process, and can be used for designing various high-performance devices.

The invention discloses a two-dimension code coding and decoding method and devices based on local color verification. The coding method comprises the following steps of: generating coloring region data randomly according to a predefined coloring region coding and decoding table, and taking the generated coloring region data as a secret key to perform encryption so as to obtain two-dimension code generation information; generating two-dimension code black-and-white images by a two-dimension code generation algorithm; and finally coloring the generated two-dimension code black-and-white images according to the coloring region data to obtain local colored two-dimension code images. The decoding method comprises the following steps of: reading the coloring region data on the two-dimension code images, and using a standard two-dimension code decoding algorithm to decode; and performing decryption on the decoded information by taking the coloring region data as the secret key via a decipherment algorithm to obtain original information of the two-dimension cod images. By using the invention based on original black and white colors, the coloring region information is increased, coding space of two-dimension codes can be expanded, and counterfeited difficulty is increased.

The invention discloses an adaptive automobile seat system and a seat adjustment method, and relates to the technical field of automobile manufacture. The system comprises seats, an adjustment motor for controlling the movement of the seats, a sensor, a storage unit and an electronic control unit. The seat adjustment method implemented by adopting the system comprises the following steps of: detecting and feeding back the weight and figure information of a driver; performing comparison to determine preset values related to physical characteristics of the driver; and controlling the adjustment motor for the seats according to seat coordinates corresponding to the preset values by using the electronic control unit. According to the system and the method, the adjustment of the seats is more accurate and humanized, the influence of individual differences of persons is more taken into account, and the system and the method can be used for persons with different figures, and are more widely applicable.

The invention provides a special nutrition food formulation containing short peptide and probiotic. The food formulation uses food-originated short peptide as a raw material which is added with the probiotic and functional oligosaccharide to form a compound formulation. With the formulation, dry powder foods can be prepared and are taken with cooled water. The foods prepared according to the formulation can improve the nutritional status of organism proteins, optimize the micro-ecological environment in intestines, regulate the functions of intestinal tracts, prevent constipation, diarrhea and colon cancer, enhance the immunity, whiten skins, and strengthen the physique comprehensively.