51results about How to "Play anti-counterfeiting effect" patented technology

The invention discloses a producing technique of films for aluminized anti-fake wrapping paper, sequentially comprising the following steps of: paint coating, holographic nickel plate stamping, aluminizing, rewinding, combining, peeling, and the like. The producing technique improves the transferring and temperature-proof performances of films, and polyester films can be reused for 3-5 times, thereby improving the economic benefit and achieving the energy-saving and emission-reducing effects. In addition, corresponding holographic patterns can be made based on requirements to play an anti-fake role.

The invention discloses a manufacturing method of a metal-directly-plated RFID (radio frequency identification) electronic tag antenna. The antenna is formed by sequentially arranging a pre-coating layer, an antenna pattern layer, a metal-directly-plated layer and a surface coating layer. The manufacturing method comprises the following steps of pre-coating a base material, designing the antenna, preparing a pattern anilox roller, printing an anilox roller pattern, directly plating metal in vacuum, coating a surface coating and the like. Due to the fact that the antenna is directly formed by melting and evaporating a metal raw material in vacuum at high temperature, and evaporating the metal raw material onto the base material according to the designed antenna pattern, and subsequent manufacturing steps such as aluminum washing or hot stamping are not required, the production process is simplified. The manufacturing method of the metal-directly-plated RFID electronic tag antenna is capable of reducing radio frequency antenna manufacturing cost, environment-friendly, simple in process and high in production efficiency, and the defects of high cost, environment pollution and the like of the current electronic tag antenna manufacturing method are overcome.

The invention provides an inlaid brake pad which comprises a steel backing and a friction material block, wherein one side of the friction material block is adhered to the steel backing, and a rice and wheat straw fiber wear-proof block is inlaid at the other side of the friction material block, wherein the rice and wheat straw fiber wear-proof block consists of components such as rice and wheat straw complex fibers, phenolic modified resin, carbon fibers, potassium titanate whiskers, iron pyrite, molybdenum disulfide, aluminum oxide, brass powder, rice and wheat straw activated carbon powder, aramid fibers, and rice and wheat straw activated carbon powder synthetic graphite. According to the technical scheme, the performances of the brake pad are enhanced, the overall cost of the brake pad is lowered, and identification and anti-fake performances can be increased for the brake pad.

The invention relates to a method for combining a gravure line font and a hexagonal network node. The method comprises the following steps: special typesetting software is used for manufacturing graphics, the graphic hanging net of a linear network node and the graphic hanging net of a hexagonal network node; then, after the resolution, the net shape, the line number, the angle parameter and an RIP file are added by laser software, a laser carries out engraving for two times on a copper-plated roller which is coated with special vinyl; and finally, the purpose of two corrosion effects is achieved by the corrosion of copper chloride, the linear network node has an anti-counterfeit effect, and the hexagonal network node ensures large ink content.

The invention relates to an anti-counterfeiting structure for a bottle, which consists of a bottle body and a bottle cover and is characterized in that the outer side wall of the bottleneck of the bottle body is provided with a plurality of ribs; the bottleneck is internally provided with an inner cork; the lower part of the bottle cover is connected on the internal thread of the inner cork in a tightening manner; the outer side parts of the bottleneck and the bottle cover are encircled by clasps; the clap comprises at least two semicycles, one pin hole is arranged at the joint part of two semicycles, and the pin hole is internally provided with pin bolts to connect each semicycle in an end-to-end manner to form clasps; and the side wall of the clasp is provided with a rib hole or a clipped groove matched with the rib, the outer side part of the bottle cover is provided with a shoulder, and the inner side wall above the rib hole or the clipped groove of the clasp is provided with a concave part matched with the shoulder. The invention integrates the anti-counterfeiting effects of the bottle cover, the inner cork and the bottle body dynamically and is provided with an anti-counterfeiting damage mark on the bottle body, thereby increasing counterfeiting difficulty and anti-counterfeiting cost and achieving and improving anti-counterfeiting effect.

The invention provides a manufacturing method of an embossed metal color print. The manufacturing method comprises the following steps that metal is prepared as a base material, the metal is rolled into a metal sheet with a preset thickness through a rough, medium and fine procedures and by rolling equipment; a laser engraving machine is used for carving a selected pattern on a steel mold; the metal sheet with the preset thickness is selected to be placed in the steel mold, and the metal sheet is punched by using an oil press, so that the pattern of the steel mold forms a raised embossed pattern on the punched surface of the metal sheet; color printing is conducted on the raised embossed pattern on the punched surface of the metal sheet; and silk-screen printing with UV photo-cured frostedink is conducted on the punched surface of the metal sheet after color printing. According to the manufacturing method, the metal sheet can finally realize a raised embossed metal product with the gravure printing effect, so that not only lines in the pattern can be reflected through embossment, but also color printing can be conducted directly on the pattern represented by the lines, and a finalproduct can have a high-precision embossed pattern which can be touched and have rich color levels.

The invention relates to a safe anti-fake winebottle and bottle cap structure which comprises a bottle body, a bottle cap and an anti-fake ring, wherein the anti-fake ring is a metal anti-fake ring; the anti-fake ring is stuck on the outer wall of the bottle mouth of a winebottle; the bottle cap covers the bottle mouth of the winebottle and is a metal bottle cap; a spacing convex rib extending inwards is arranged at the top of the metal anti-fake ring; a skirt edge extending outwards is arranged at the bottom of the metal bottle cap; the outside diameter of the skirt edge is greater than the inside diameter of the spacing convex rib; the skirt edge is accommodated in the metal anti-fake ring; a seal ring is arranged on the outer wall of the bottle mouth of the bottle body and seals the space between the inner wall of the bottle cap and the outer wall of the bottle mouth; a circle of easy-breaking groove is formed in the side wall of the bottom cap; and a rotation clamping position for rotating the bottle cap is arranged at the top of the bottle cap. The safe anti-fake winebottle and bottle cap structure adopts a metal bottle cap sealing structure so as to guarantee the sealing performance of the winebottle and solves the problem of plasticizer of the conventional winebottle sealing structure.

The invention discloses a label manufacturing technology. The technology comprises the following steps that a label is designed, specifically, a LOGO, a phone number and an address are added on the label, and various anti-counterfeit information is added on the label; printing is carried out, specifically, a designed film is washed, dust on the film and fingerprints left on the film when the filmis held by hands are washed away, and after washing is finished, the film is put on a machine to be printed; and a code is sprayed, specifically, the code is sprayed on the label by using a code spraying machine after printing is finished, code picking is carried out after code spraying is carried out, and the part which is not sprayed is marked by using a marking pen. According to the label manufacturing technology, the anti-counterfeit information such as micro-texts, information encryption, hyperline shading, anti-counterfeit decoding and fluorescence are added, so that the anti-counterfeiteffect can be achieved; the heating color-changing or water-dripping disappearing effect is set, so that the anti-counterfeit purpose can be achieved, and therefore the phenomenon that other people imitate or copy the label can be avoided; and the problems that an existing label manufacturing technology is complex in process, the anti-counterfeit function is not achieved, other people can imitateor copy the label, and economic loss is caused to merchants can be solved.

The invention discloses a manual autographing method, which comprises the following steps: signature information for electronic autographing on a file needed to be signed on a movable termination is obtained; an information unit is generated, and the information unit comprises content information of the file needed to be signed and / or marking information of the movable termination; the generated information unit is embedded into the authograph information. A manual autographing mobile terminal is also disclosed and comprises an acquisition unit, a first processing unit connected with the acquisition unit and a second processing unit connected with the first processing unit. By adopting the first processing unit and the manual autographing mobile terminal, the mobile terminal is utilized to sign the file needed to be signed, so that the loss caused by time delay of autographing is avoided, and the work efficiency is increased.

The invention provides a built-in type anti-theft packaging bottle. The built-in type anti-theft packaging bottle comprises a bottle body, a bottle cap, an anti-theft ring and a connecting rib, wherein threads are formed on the outer wall of the bottleneck of the bottle body and the inner wall of the bottle cap respectively; the inner wall on the lower side of the bottle cap is sunken outwards to form an accommodating cavity for accommodating the plastic anti-theft ring; the inside surface on the upper side of the bottle cap is superposed with the inner surface of the anti-theft ring; the anti-theft ring is connected with the inner wall of the bottle cap through the connecting rib; a plurality of clamping columns are formed on the inner wall of the anti-theft ring at intervals; first clamping grooves matched with the first clamping columns are formed in the corresponding positions of the outer wall of the bottleneck; the thickness of each first clamping column is gradually reduced in the clockwise direction of the inner surface of the anti-theft ring until the first clamping column is flush with the inner surface of the anti-theft ring; the thickness of each first clamping groove is gradually reduced in the clockwise direction of the outer surface of the anti-theft ring until the first clamping column is flush with the outer surface of the anti-theft ring; when the bottle cap is screwed tightly, the first clamping column can be clamped into and slide through the corresponding first clamping groove; and when the bottle cap is rotated reversely, the first clamping groove prevents the first clamping column clamped in the first clamping groove from rotating continuously.

The invention relates to a safety anti-counterfeit structure of a winebottle. The safety anti-counterfeit structure comprises a bottle body, a bottle cap and an anti-counterfeit ring, wherein the anti-counterfeit ring is made of metal and is snapped onto a convex ring on the outer wall of the neck of the winebottle, the top of the metallic anti-counterfeit ring is provided with an inward limit convex rib, a truncated cone-shaped seal ring is sleeved on the neck of the winebottle; the bottom of the truncated cone-shaped seal ring is provided with a skirt hem extending outside, the skirt hem is arranged inside the metallic anti-counterfeit ring, and the outer diameter of the skirt hem is larger than the inner diameter of the limit convex rib, and the inner diameter of the skirt hem is smaller than the outer diameter of the convex ring, so that the truncated cone-shaped seal ring can be limited between the convex ring and the limit convex rib; the cap comprises an inner cap and an outer cap, the inner cap is arranged inside the outer cap, the cavity of the inner cap is in a truncated cone shape, the cavity of the inner cap is closely matched with the outer wall of the truncated cone-shaped seal ring, and the outer cap covers the inner cap and the truncated cone-shaped seal ring and is connected with the anti-counterfeit ring. The safety anti-counterfeit structure of the winebottle can guarantee the winebottle to be well sealed, and simultaneously solves the problem that existing winebottle sealing structures contain plasticizer.

The invention relates to a fully automatic efficient flour producing machine, which comprises a rack, a feeding device arranged on the rack, a flour producing device, a repeatedly screening device, a discharged material bagging device, a centrifugal high-pressure fan and communication pipes between devices. A flour lifter is arranged above a Toro rack so as to make materials flow into a large WLDA feeding hopper by self gravity, energy consumption in repeated lifting and unloading is reduced, and simultaneously the structure is more compact. Components of a hopper under a mill and an induction material receiver make the materials respectively enter the flour lifter so as to increase the unit yield of flour ground by a single machine and improve the economic benefits. A flour outlet prong in a flour receiving cabinet is matched with a poking hopper to control the flour to be discharged from different outlets, and flour bags at both sides respectively receive the materials to realize continuous bagging. Three air doors are arranged to control the air volume balance of each air transport system so as to make the whole flour producing system more efficient.

The invention belongs to the technical field of anti-fake identifying, and provides a fast and effective anti-fake identifying method. The anti-fake identifying method includes the following steps that unique identity is obtained through combined public keys and is printed on negotiable securities in a two-dimension code mode; an intelligent terminal scans two-dimension codes to obtain identity information and then sends the identity information to a background through a communication network; public keys of the identity are obtained through public key calculation, and private keys are combined for decryption calculation; if decryption succeeds, plain code information can be obtained; the plain code information is matched with inquiring database information of the background; if the information is matched, it is shown that verification succeeds, the background records and feeds the records back to the intelligent terminal, and if the negotiable securities are disposable, security information is cancelled; if the information is not matched, or decryption fails, it is shown that verification fails, the background performs recording and notifies an administrative department of tracing. The negotiable securities can be read through an intelligent mobile phone, the identity information is matched and encrypted, and the anti-fake identifying advantage is achieved effectively and fast.

The invention discloses an anti-counterfeit label which comprises an outer shell, a conductive body, a connection electrode and a saliferous hydrophilic polymer film. The conductive body, the connection electrode and the saliferous hydrophilic polymer film are sealed in the outer shell. An aluminum film layer, an information insulation layer and a conductive film layer are sequentially stacked from top to bottom to form the conductive body of the anti-counterfeit label. The connection electrode located at one end of the conductive body is connected with the aluminum film layer and the conductive film layer in the conductive body. The lower portion of the saliferous hydrophilic polymer film located at the other end of the conductive body is closely attached to the conductive film in the conductive body, and the upper portion of the saliferous hydrophilic polymer film is connected with the aluminum film layer in the conductive body.

An anti-fake packing box comprises an upper box body part, a lower box body part and an anti-fake buckle. Connecting holes and precut openings are formed in the upper box body part and the lower box body part at the same time. When the upper box body part and the lower box body part are combined, the precut openings are connected together in a butt joint manner to form a closed region. The anti-fake buckle is provided with a connector and a handle. The connector of the anti-fake buckle is fixed into the closed region formed by the precut openings through the connecting holes. When the packing box is opened, it is required to lift the handle outwards with strength or press the anti-fake buckle inwards with strength, at the time, the precut openings of the packing box will be torn down and separated, the integrity of the packing box is damaged, and an anti-fake effect is achieved fundamentally.

The invention relates to a rotating clamping type wine bottle sealing cover structure. An annular boss is arranged on the top of a wine bottle opening. A ceramic cover and an annular boss body are matched. Two notches with two parallel planes are formed in the two side faces of the outer edge of the bottle opening in a cutting way and correspond to two barbs on the lower edge of a pressing cover. The pressing cover is installed on the ceramic wine bottle to be rotated by an appropriate angle, the two barbs on the lower edge of the pressing cover can hook the ceramic bottle opening; and meanwhile a middle pressing screw rotates downwards to press a ceramic cover body, and therefore a macromolecule plastic gasket of the ceramic cover body presses the upper end face of the bottle opening, and the sealing function is achieved. The rotating clamping type bottle sealing cover structure has the beneficial effects of being compact in structure, convenient to assemble and safe and reliable in sealing.

The invention discloses an electronic signature anti-counterfeiting device based on an invisible watermark and a seal making and identifying method thereof. The electronic signature anti-counterfeiting device mainly comprises an invisible watermark module and an electronic signature module and is further provided with a signature identification module, 32-bit binary code streams are adopted in theinvisible watermark technology, different color blocks are used for representing binary information bits, and the invisible watermark selects weak-intensity color blocks and cannot be identified by naked eyes. The seal making method comprises the steps of sending a request, making a strategy, previewing the synthesis of an electronic seal and an invisible watermark, stamping a new electronic sealand sending the electronic seal back to a user. The identification method comprises the steps of signature feature information extraction, invisible watermark analysis and identification report issuing. By combining the invisible watermark module, the electronic signature module and the signature identification module, the anti-counterfeiting capability of the electronic signature is improved, the use path of the electronic signature can be traced back through the information of the invisible watermark, and then the invisible watermark is analyzed by adopting an image processing technology soas to judge whether the signature is counterfeited or not.

The invention provides an anti-fake bottle cap needing to be opened through combined operation, and relates to the technical field of anti-fake bottle caps, the anti-fake bottle cap comprises a bottle cap assembly, an operation rotating block is rotationally connected to the outer portion of a synchronous rotating block, anti-fake is achieved in the mode that anti-fake teeth are twisted off, and an anti-fake ring can only rotate in the screwing direction of the bottle cap assembly, so that assembly is convenient, and meanwhile the anti-fake ring can rotate in the screwing direction of the bottle cap assembly; the bottle cap assembly of the device can be opened only by pressing and rotating the bottle cap assembly when being opened, so that the phenomenon that substances in the bottle body are scattered and volatilized due to the fact that the bottle cap assembly is subjected to external vibration factors or is opened by a child by mistake is effectively avoided; the bottle cap solves the problems that an anti-fake ring at the bottom of the bottle cap can rotate bidirectionally and can be pulled out directly and completely easily, so that people cannot identify true and false through the anti-fake ring, the function of preventing mistaken opening is not achieved, and materials in a bottle body are prone to being scattered and volatilized due to factors such as vibration or mistaken opening of children.

The invention discloses a front and back surface code spraying label, which comprises a front surface information layer, a base material and a back surface information layer which are arranged in sequence. The front surface information layer and the back surface information layer are arranged on the two surfaces of the base material respectively. The front surface information layer and the back surface information layer correspond to each other. The front and back surface code spraying label provided by the invention is high in anti-counterfeiting strength, and the purposes of tracing and counterfeiting prevention are achieved.

The invention provides a decorative ink printing process allowing direct gold stamping, and relates to the technical field of printing. The printing process comprises the following steps that (1), platemaking and paper selecting are carried out, a laser gravure printing plate is adopted, and the plate making depth is 35-40 micrometers; (2), printing ink on the paper is carried out, the viscosity of the ink is 21-30 S in order to ensure the quality of ink printing, and finally, a layer of flocking gloss oil is printed; and (3), gold stamping is carried out at 90-125 DEG C, solidifying and drying are carried out at 100-110 DEG C, and the gold stamping speed is 2200-2500 pieces per hour. According to the printing process, the main component of the flocking gloss oil cannot hinder the gold stamping process, so that the product can have a rich color effect and a touch matte effect, gold stamping can be can be directly carried out in the process, the product has the flocking effect, the velvet feeling is caused during touch, the hand feeling is soft and silky, meanwhile, the three-dimensional feeling is strong, the ink layer of the product is firm and not easy to wear, and the grade of the product can be improved after the gold stamping, or the anti-counterfeiting effect is achieved.

The invention provides an intelligent electronic anti-counterfeit label system. The intelligent electronic anti-counterfeit label system comprises a goods anti-counterfeit end, a goods anti-counterfeit service end and a client counterfeit searching end, wherein the goods anti-counterfeit end is arranged on the goods; a plurality of different goods end anti-counterfeit information are stored in the goods anti-counterfeit end, and are opened to the public one by one; a plurality of different service end anti-counterfeit information are stored in the goods anti-counterfeit service end, and are opened to the public one by one; the plurality of different goods end anti-counterfeit information stored in the goods anti-counterfeit end are corresponding to the different service end anti-counterfeit information stored in the goods anti-counterfeit service end, and are opened to the public synchronously; the client counterfeit searching end includes a counterfeit searching scanner; the client counterfeit searching end is connected with the goods anti-counterfeit service end through the counterfeit searching scanner, and can acquire the service end anti-counterfeit information; and the client counterfeit searching end can identify true or false of the goods by distinguishing whether the goods end anti-counterfeit information in the goods anti-counterfeit end are consistent to the service end anti-counterfeit information in the goods anti-counterfeit service end, so that the intelligent electronic anti-counterfeit label system is high in practicality.

A method fo r preparing woodcut by computer to simulate manual carving features that a group of vector lines with different widthes is used to map the gray scales of traditional woodcut. Its advantage is high productivity.

A novel intelligent electronic anti-counterfeit label system comprises a commodity anti-counterfeit terminal, a commodity anti-counterfeit server and a client counterfeit-querying terminal, wherein the commodity anti-counterfeit terminal is arranged on a commodity, saves multiple pieces of different commodity terminal anti-counterfeit information and publishes the multiple pieces of different commodity terminal anti-counterfeit information to the public one by one; the commodity anti-counterfeit server saves multiple pieces of different server anti-counterfeit information and publishes the multiple pieces of different server anti-counterfeit information to the public one by one; the multiple pieces of different commodity terminal anti-counterfeit information saved on the commodity anti-counterfeit terminal correspond to the multiple pieces of different server anti-counterfeit information saved on the commodity anti-counterfeit server and are synchronously published to the public; the client counterfeit-querying terminal comprises a counterfeit-querying scanner, and the client counterfeit-querying terminal is connected with the commodity anti-counterfeit server through the counterfeit-querying scanner and acquires the server anti-counterfeit information; and the client counterfeit-querying terminal identifies whether the commodity terminal anti-counterfeit information on the commodity anti-counterfeit terminal is consistent with the server anti-counterfeit information on the commodity anti-counterfeit server to recognize the authenticity of the commodity, so that practicability is high.

The invention provides an intelligent electronic anti-counterfeit label system. The intelligent electronic anti-counterfeit label system comprises a goods anti-counterfeit end, a goods anti-counterfeit service end and a client counterfeit searching end, wherein the goods anti-counterfeit end is arranged on the goods; a plurality of different goods end anti-counterfeit information are stored in the goods anti-counterfeit end, and are opened to the public one by one; a plurality of different service end anti-counterfeit information are stored in the goods anti-counterfeit service end, and are opened to the public one by one; the plurality of different goods end anti-counterfeit information stored in the goods anti-counterfeit end are corresponding to the different service end anti-counterfeit information stored in the goods anti-counterfeit service end, and are opened to the public synchronously; the client counterfeit searching end includes a counterfeit searching scanner; the client counterfeit searching end is connected with the goods anti-counterfeit service end through the counterfeit searching scanner, and can acquire the service end anti-counterfeit information; and the client counterfeit searching end can identify true or false of the goods by distinguishing whether the goods end anti-counterfeit information in the goods anti-counterfeit end are consistent to the service end anti-counterfeit information in the goods anti-counterfeit service end, so that the intelligent electronic anti-counterfeit label system is high in practicality.

The invention relates to an anti-counterfeiting financial seal which is characterized by comprising a main body, an inner ring seal fixedly arranged on the main body, and a seal face with variable seal inscriptions, wherein the seal face is composed of an outer ring seal insertion ring and a middle ring seal insertion ring which are rotatably inserted into the main body; two groups of rotation adjusting mechanisms are also arranged in the main body and can be used for respectively adjusting the rotation angles of the outer ring printing and inserting ring and the middle ring printing and inserting ring relative to the main body; a seal handle is detachably arranged on the main body, the rotation adjusting mechanism is arranged in an assembly body of the seal handle and the main body, and a movable structure of the seal cannot be seen from the appearance; before being put into use for the first time, the seal surface is adjusted to be configured at a specific angle through two groups of rotary adjusting mechanisms, and a seal record at the moment is recorded; after filing, the seal can be used, but the seal surface is deviated from the filing position by rotating the adjusting mechanism after each time of use.

A method fo r preparing woodcut by computer to simulate manual carving features that a group of vector lines with different widthes is used to map the gray scales of traditional woodcut. Its advantage is high productivity.

The invention relates to a radio frequency identification anti-counterfeit bottle cap. The bottle cap comprises an outer cap and an anti-counterfeit bottle cork, wherein the outer cap is engaged with the anti-counterfeit bottle cork by a screw thread; the center of the top of the outer cap is provided with a stepped recess; an antenna is buried in the top of the outer cap, a radio frequency identification chip is connected with the antenna, and the radio frequency identification chip is extended out of the top of the outer cap and is positioned in the stepped recess; and the top end of the anti-counterfeit bottle cork is inserted in the stepped recess of the outer cap. The radio frequency identification chip of the radio frequency identification anti-counterfeit bottle cap can not be restored after being destroyed, thereby effectively preventing wrongdoers from collecting the bottle cap for reuse, and significant anti-counterfeit effect. Besides, the radio frequency identification chip has the advantages of less possibility of being copied due to high cost, thereby effectively preventing the wrongdoers from producing counterfeits.

An aluminum sharp cleaning hose with a pull ring type anti-counterfeiting cap comprises an aluminum hose body and the hose cap; the neck of the hose body is connected with an auxiliary joint, a medicine outlet channel is formed in the auxiliary joint, and the root portion of the auxiliary joint is provided with three or more wedge-shaped grooves at equal intervals along the outer side of the outer circumference of the auxiliary joint; the hose cap is connected with the auxiliary joint in a screwing mode through internal threads of the hose cap; the bottom of the hose cap is connected with a plastic ring through a bonding point along the outer circumference of the hose cap; the plastic ring is located on the outer side of the root portion of the auxiliary joint; three or more wedge-shaped convex teeth are arranged on the inner wall of the plastic ring at equal intervals along the inner side of the circumferential direction; the wedge-shaped convex teeth prevent the hose cap from being unscrewed after the hose cap and the auxiliary joint are screwed tightly, and the anti-counterfeit effect is achieved.

The invention discloses an identity anti-counterfeiting system based on a quantum secret key and application thereof. The system comprises a main server S0, the server is in signal connection with n sub-servers Si (i belongs to 1, 2,..., n), each sub-server is provided with m (m > n) clients Cij (i belongs to 1, 2,..., n, j belongs to 1, 2,..., m), the main server S0 and the sub-servers Si share K entangled state particle pair sequences P, and the K entangled state particle pairs T are shared between the sub-server Si and the client Cij. According to the method, the lower level sends one particle in the EPR entanglement pair to the upper level, the other particle is reserved, an eavesdropper cannot obtain information of the whole EPR entanglement pair from one particle, during user authentication, a counterfeit client cannot know a secret key string between clients, particle measurement cannot be carried out according to a measurement base corresponding to a shared string, and therefore, the anti-counterfeiting effect is achieved.