CN105704164B - Automotive safety monitoring method - Google Patents
Automotive safety monitoring method Download PDFInfo
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- CN105704164B CN105704164B CN201610265895.0A CN201610265895A CN105704164B CN 105704164 B CN105704164 B CN 105704164B CN 201610265895 A CN201610265895 A CN 201610265895A CN 105704164 B CN105704164 B CN 105704164B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0861—Network architectures or network communication protocols for network security for authentication of entities using biometrical features, e.g. fingerprint, retina-scan
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
- H04L67/562—Brokering proxy services
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Abstract
In order to improve unmanned period vehicle safety monitoring ability, improve the unpiloted safety of vehicle, the present invention provides a kind of automotive safety monitoring methods, comprising: (1) vehicle is registered to first server；(2) navigation information for receiving driver's input, transmits the navigation information after encryption；(3) first server carries out path planning, and sends automatic Pilot information to vehicle.By the present invention in that vehicle to external significant data (such as, state parameters and the navigation instructions such as the current speed of vehicle) communication all be encryption data form, and Encryption Algorithm is saved on the remote server, it is also sightless to vehicle itself, to significantly reduce after information of vehicles is compromised, outside not via given server a possibility that direct navigation vehicle, improve vehicle it is unmanned when navigation instruction transmitting-receiving safety.
Description
Technical field
The present invention relates to vehicle state monitoring technical fields, more particularly, to a kind of automotive safety monitoring method.
Background technique
Intelligent automobile is in the ascendant, but its relevant technologies has become automobile industry forward position focus.Currently, unmanned skill
Art, or the focus of intelligent navigation technology is claimed to be concentrated mainly on algorithm level.However, when it is with network integration, navigation
Network security monitoring is also that cannot be neglected.
Through retrieving, the prior art, which there is no, is probed into more deep in this respect.Relevant technology includes:
The Chinese invention patent application of CN201510329268.4 disclose a kind of universal fully-automatic intelligent automotive safety black box and
System, black box include face-piece, bottom case, protection cap and circuit module, and face-piece and bottom case are fixedly installed togather to form shell, electricity
Road module is arranged inside the shell, and protection cap is mounted on face-piece, corresponds at protection cap position on face-piece and is equipped with SIM card installation
Slot, protection cap lower section are equipped with SIM card interface, and SIM card interface is arranged in SIM card mounting groove, and circuit module includes CPU, signal
Output interface, GPS module, GSM chip, microphone, loudspeaker, SOS button, charging interface and battery, signal output interface, GPS
Module, GSM chip, microphone, loudspeaker and SOS button are connected on CPU.The Chinese invention of CN201410432496.X is special
Benefit application provides a kind of Unmanned Systems of intelligent automobile, is related to intelligent automobile field, comprising: external environment perceives subsystem
System, project decision subsystem and motion control subsystem；The external environment condition perception subsystem, for acquiring the intelligent vapour
The data information of vehicle itself and its ambient enviroment；The project decision subsystem is gone for being planned according to the data information
Bus or train route diameter, and control instruction is issued to motion control subsystem；Motion control subsystem, for being referred to according to the control received
It enables, controls the intelligent automobile and execute corresponding operation.
Summary of the invention
In order to improve unmanned period vehicle safety monitoring ability, improve the unpiloted safety of vehicle, the present invention
Provide a kind of automotive safety monitoring method, comprising:
(1) vehicle is registered to first server；
(2) navigation information for receiving driver's input, transmits the navigation information after encryption；
(3) first server carries out path planning, and sends automatic Pilot information to vehicle.
Further, the step (1) includes:
(11) vehicle sends vehicle identification code and encryption factor to first server, the vehicle identification code it is registered in advance in
First server；
(12) first server determines the first Encryption Algorithm according to vehicle identification code and encryption factor；
(13) first server sends registration response message using the first Encryption Algorithm；
(14) vehicle receives and saves registration response message, which includes indicating and the first Encryption Algorithm
Then the ciphertext identifier of decruption key selects the ciphertext identifier and determines that second is close according to the chosen ciphertext identifier
Second ciphertext identifier is sent to second server by literary identifier, which, which corresponds to, is stored in the second clothes
Some Encryption Algorithm being engaged in the algorithm set of device；
(15) second server is according to the selection result received, determines and the using the selection result as encryption key
Two Encryption Algorithm, and the decruption key of the second Encryption Algorithm is sent to first server.
Further, the identifier is plaintext identifier.
Further, the step (2) includes:
(211) driver issues navigation identification sound；
(212) vocal print of the navigation identification sound is identified；
(213) voiceprint and the second ciphertext identifier that will identify that are transferred to second server；
(214) second server is added to by voiceprint with the corresponding Encryption Algorithm of the second ciphertext identifier
It is close, and encrypted information is transferred to first server；
(215) voiceprint that first server encrypts the second Encryption Algorithm of process received is decrypted,
Information after decryption is compared with voiceprint pre-stored in first server, comparison result is sent to vehicle；
(216) vehicle determines whether to receive the navigation destination voice of driver according to comparison result；
(217) if it is determined that receiving the navigation destination voice of driver, then by the navigation destination voice of driver and the
Two ciphertext identifiers are sent to second server；
(218) second server to by navigation destination voice with the corresponding Encryption Algorithm of the second ciphertext identifier into
Row encryption, and encrypted information is transferred to first server；
(219) multiple additional encryption algorithms are respectively provided in vehicle and second server；
(220) decruption key set is set in the car comprising each additional encryption algorithm is decrypted
Decruption key, and ensure that the multiple additional encryption algorithm is different from first Encryption Algorithm and the second Encryption Algorithm.
Further, the step (3) includes:
(311) the navigation destination voice that first server encrypts the second Encryption Algorithm of process received carries out
Decryption carries out path planning according to the information after decryption, obtains final planning path according to preset rules；
(312) the final planning path is divided into multiple sections by first server, and by the first check information and
A part of the navigation information of first section is sent to vehicle by the encrypted information of the first Encryption Algorithm, and by the first section
The remainder of navigation information second server is sent to by the second Encryption Algorithm；
(313) second server is calculated in the remainder for receiving the navigation information of first section by the second encryption
After the navigation information that method obtains, it is decrypted, determines one in the multiple additional encryption algorithm and additional with this
The corresponding ciphering sequence number of Encryption Algorithm, then using the determined additional encryption algorithm to above-mentioned second server solution
The remainder of the navigation information obtained after close is encrypted, by the second check information, the ciphering sequence number and encrypted
Information is sent to vehicle, and the ciphering sequence number is corresponding with the decruption key in the decruption key set for being set to vehicle；
(314) vehicle is receiving first server by encrypted first check information of the first Encryption Algorithm and first
After a part of section navigation information, the first check information and first section are led according to the decruption key of the first Encryption Algorithm
A part of boat information is decrypted, and obtains a part and the first check information of the first section navigation information；
(315) vehicle is receiving firstth area of the second server after the determined additional encryption algorithm for encryption
It is determining with the encryption according to ciphering sequence number after the section remainder of navigation information, the second check information and the ciphering sequence number
Decruption key in the decruption key set of serial number mark, and then be decrypted according to exposition key, obtain the second check information
And the remainder of the first section navigation information；
(316) vehicle by after decryption above-mentioned first check information and the second check information merge, and according to presetting
Checking algorithm verify obtaining after its merging and whether meet the preset condition of the checking algorithm；
(317) if meeting the preset condition, vehicle's current condition information and the second ciphertext identifier are sent to
Two servers；
(318) second server is to the vehicle's current condition information received according to corresponding with the second ciphertext identifier
Two Encryption Algorithm are encrypted, and first server is then sent to；
(319) first server solves the vehicle's current condition information of process the second Encryption Algorithm encryption received
It is close, determine the current location information of vehicle, velocity information, situation of remote, and really in conjunction with the current location information institute of the vehicle
The traffic information in fixed region, setting driving status switching moment sequence, the travel speed sequence of vehicle and driving direction sequence,
Each travel speed and driving direction in the travel speed sequence and driving direction sequence matingly form automatic Pilot one by one
Information pair, i.e., the described travel speed sequence and driving direction sequence include multiple automatic Pilot information pair, and these automatic Pilots
The multiple driving status switching moments for including in information pair and driving status switching moment sequence correspond；
(320) first server by automatic Pilot information to and driving status switching moment sequence pass through the first Encryption Algorithm
Vehicle is sent to after encryption；
(321) vehicle according to the automatic Pilot information received to and driving status switching moment sequence according to first encryption
The decruption key of algorithm is decrypted, and then vehicle each driving status in the driving status switching moment sequence is driven to cut
At the time of changing constantly specified, according to some automatic Pilot information pair corresponding with the driving status switching moment, vehicle is driven
It is travelled with the travel speed of the automatic Pilot information pair and driving direction；
(322) be spaced the predetermined time after, in the multiple section close to the navigation of next section of the first section
Information repeats and to the identical processing step of above-mentioned first section navigation information, i.e. repeatedly step (312)-(321), until above-mentioned
Until the last one section that automatic Pilot proceeds in the multiple section terminates.
Further, the preset rule includes: shortest path rule and most length is regular in short-term.
Further, the situation of remote includes fuel remaining information.
The beneficial effects of the present invention are: by the present invention in that vehicle to external significant data (for example, vehicle is current
The state parameters such as speed and navigation instruction) communication is all the form of encryption data, and Encryption Algorithm is saved in long-range clothes
Be engaged on device, be also sightless to vehicle itself, to significantly reduce after information of vehicles is compromised, it is external not via
Given server and a possibility that direct navigation vehicle, improve vehicle it is unmanned when navigation instruction transmitting-receiving safety.
Detailed description of the invention
Fig. 1 shows the flow chart of automotive safety monitoring method according to the present invention.
Specific embodiment
As shown in Figure 1, automotive safety monitoring method of the invention, comprising:
(1) vehicle is registered to first server；
(2) navigation information for receiving driver's input, transmits the navigation information after encryption；
(3) first server carries out path planning, and sends automatic Pilot information to vehicle.
Wherein, the step (1) includes:
(11) vehicle sends vehicle identification code and encryption factor to first server, the vehicle identification code it is registered in advance in
First server；
(12) first server determines the first Encryption Algorithm according to vehicle identification code and encryption factor；
(13) first server sends registration response message using the first Encryption Algorithm；
(14) vehicle receives and saves registration response message, which includes indicating and the first Encryption Algorithm
Then the ciphertext identifier of decruption key selects the ciphertext identifier and determines that second is close according to the chosen ciphertext identifier
Second ciphertext identifier is sent to second server by literary identifier, which, which corresponds to, is stored in the second clothes
Some Encryption Algorithm being engaged in the algorithm set of device；
(15) second server is according to the selection result received, determines and the using the selection result as encryption key
Two Encryption Algorithm, and the decruption key of the second Encryption Algorithm is sent to first server.
Above-mentioned identifier is plaintext identifier.
The step (2) includes:
(211) driver issues navigation identification sound；
(212) vocal print of the navigation identification sound is identified；
(213) voiceprint and the second ciphertext identifier that will identify that are transferred to second server；
(214) second server is added to by voiceprint with the corresponding Encryption Algorithm of the second ciphertext identifier
It is close, and encrypted information is transferred to first server；
(215) voiceprint that first server encrypts the second Encryption Algorithm of process received is decrypted,
Information after decryption is compared with voiceprint pre-stored in first server, comparison result is sent to vehicle；
(216) vehicle determines whether to receive the navigation destination voice of driver according to comparison result；
(217) if it is determined that receiving the navigation destination voice of driver, then by the navigation destination voice of driver and the
Two ciphertext identifiers are sent to second server；
(218) second server to by navigation destination voice with the corresponding Encryption Algorithm of the second ciphertext identifier into
Row encryption, and encrypted information is transferred to first server；
(219) multiple additional encryption algorithms are respectively provided in vehicle and second server；
(220) decruption key set is set in the car comprising each additional encryption algorithm is decrypted
Decruption key, and ensure that the multiple additional encryption algorithm is different from first Encryption Algorithm and the second Encryption Algorithm.
The step (3) includes:
(311) the navigation destination voice that first server encrypts the second Encryption Algorithm of process received carries out
Decryption carries out path planning according to the information after decryption, obtains final planning path according to preset rules；
(312) the final planning path is divided into multiple sections by first server, and by the first check information and
A part of the navigation information of first section is sent to vehicle by the encrypted information of the first Encryption Algorithm, and by the first section
The remainder of navigation information second server is sent to by the second Encryption Algorithm；
(313) second server is calculated in the remainder for receiving the navigation information of first section by the second encryption
After the navigation information that method obtains, it is decrypted, determines one in the multiple additional encryption algorithm and additional with this
The corresponding ciphering sequence number of Encryption Algorithm, then using the determined additional encryption algorithm to above-mentioned second server solution
The remainder of the navigation information obtained after close is encrypted, by the second check information, the ciphering sequence number and encrypted
Information is sent to vehicle, and the ciphering sequence number is corresponding with the decruption key in the decruption key set for being set to vehicle；
(314) vehicle is receiving first server by encrypted first check information of the first Encryption Algorithm and first
After a part of section navigation information, the first check information and first section are led according to the decruption key of the first Encryption Algorithm
A part of boat information is decrypted, and obtains a part and the first check information of the first section navigation information；
(315) vehicle is receiving firstth area of the second server after the determined additional encryption algorithm for encryption
It is determining with the encryption according to ciphering sequence number after the section remainder of navigation information, the second check information and the ciphering sequence number
Decruption key in the decruption key set of serial number mark, and then be decrypted according to exposition key, obtain the second check information
And the remainder of the first section navigation information；
(316) vehicle by after decryption above-mentioned first check information and the second check information merge, and according to presetting
Checking algorithm verify obtaining after its merging and whether meet the preset condition of the checking algorithm；
(317) if meeting the preset condition, vehicle's current condition information and the second ciphertext identifier are sent to
Two servers；
(318) second server is to the vehicle's current condition information received according to corresponding with the second ciphertext identifier
Two Encryption Algorithm are encrypted, and first server is then sent to；
(319) first server solves the vehicle's current condition information of process the second Encryption Algorithm encryption received
It is close, determine the current location information of vehicle, velocity information, situation of remote, and really in conjunction with the current location information institute of the vehicle
The traffic information in fixed region, setting driving status switching moment sequence, the travel speed sequence of vehicle and driving direction sequence,
Each travel speed and driving direction in the travel speed sequence and driving direction sequence matingly form automatic Pilot one by one
Information pair, i.e., the described travel speed sequence and driving direction sequence include multiple automatic Pilot information pair, and these automatic Pilots
The multiple driving status switching moments for including in information pair and driving status switching moment sequence correspond；
(320) first server by automatic Pilot information to and driving status switching moment sequence pass through the first Encryption Algorithm
Vehicle is sent to after encryption；
(321) vehicle according to the automatic Pilot information received to and driving status switching moment sequence according to first encryption
The decruption key of algorithm is decrypted, and then vehicle each driving status in the driving status switching moment sequence is driven to cut
At the time of changing constantly specified, according to some automatic Pilot information pair corresponding with the driving status switching moment, vehicle is driven
It is travelled with the travel speed of the automatic Pilot information pair and driving direction；
(322) be spaced the predetermined time after, in the multiple section close to the navigation of next section of the first section
Information repeats and to the identical processing step of above-mentioned first section navigation information, i.e. repeatedly step (312)-(321), until above-mentioned
Until the last one section that automatic Pilot proceeds in the multiple section terminates.
Preferably, the preset rule includes: shortest path rule and most length is regular in short-term.The situation of remote
Including fuel remaining information.
Above for the purpose that narration made by presently preferred embodiments of the present invention is to illustrate, and it is not intended to limit essence of the invention
Really it is disclosed form, learns and make an amendment or change to be possible based on above introduction or from the embodiment of the present invention
, embodiment is to explain the principle of the present invention and those skilled in the art being allowed to exist with various embodiments using the present invention
It is selected in practical application and narration, technical idea attempt of the invention is determined by claim and its equalization.
Claims (5)
1. a kind of automotive safety monitoring method, comprising:
(1) vehicle is registered to first server；
(2) navigation information for receiving driver's input, transmits the navigation information after encryption；
(3) first server carries out path planning, and sends automatic Pilot information to vehicle；
It is characterized in that, the step (1) includes:
(11) vehicle sends vehicle identification code to first server and encryption factor, the vehicle identification code are registered in advance in first
Server；
(12) first server determines the first Encryption Algorithm according to vehicle identification code and encryption factor；
(13) first server sends registration response message using the first Encryption Algorithm；
(14) vehicle receives and saves registration response message, which includes indicating that the decryption of the first Encryption Algorithm is close
Then the ciphertext identifier of key selects the ciphertext identifier and determines that the second ciphertext identifies according to the chosen ciphertext identifier
Symbol, is sent to second server for the second ciphertext identifier, which, which corresponds to, is stored in second server
Some Encryption Algorithm in algorithm set；
(15) second server is determined according to the selection result received using the selection result as the second encryption of encryption key
Algorithm, and the decruption key of the second Encryption Algorithm is sent to first server.
2. automotive safety monitoring method according to claim 1, which is characterized in that the step (2) includes:
(211) driver issues navigation identification sound；
(212) vocal print of the navigation identification sound is identified；
(213) voiceprint and the second ciphertext identifier that will identify that are transferred to second server；
(214) second server is encrypted to by voiceprint with the corresponding Encryption Algorithm of the second ciphertext identifier, and
Encrypted information is transferred to first server；
(215) voiceprint that first server encrypts the second Encryption Algorithm of process received is decrypted, and will solve
Information after close is compared with voiceprint pre-stored in first server, and comparison result is sent to vehicle；
(216) vehicle determines whether to receive the navigation destination voice of driver according to comparison result；
(217) if it is determined that receiving the navigation destination voice of driver, then the navigation destination voice of driver and second is close
Literary identifier is sent to second server；
(218) second server is added to by navigation destination voice with the corresponding Encryption Algorithm of the second ciphertext identifier
It is close, and encrypted information is transferred to first server；
(219) multiple additional encryption algorithms are respectively provided in vehicle and second server；
(220) decruption key set is set in the car comprising the decryption that each additional encryption algorithm is decrypted
Key, and ensure that the multiple additional encryption algorithm is different from first Encryption Algorithm and the second Encryption Algorithm.
3. automotive safety monitoring method according to claim 2, which is characterized in that the step (3) includes:
(311) the navigation destination voice that first server encrypts the second Encryption Algorithm of process received solves
It is close, path planning is carried out according to the information after decryption, obtains final planning path according to preset rules；
(312) the final planning path is divided into multiple sections by first server, and by the first check information and first
A part of the navigation information of section is sent to vehicle, and leading the first section by the encrypted information of the first Encryption Algorithm
The remainder of boat information is sent to second server by the second Encryption Algorithm；
(313) second server is obtained in the remainder for the navigation information for receiving first section by the second Encryption Algorithm
After the navigation information arrived, it is decrypted, determine one in the multiple additional encryption algorithm and with the additional encryption
The corresponding ciphering sequence number of algorithm, after then being decrypted using the determined additional encryption algorithm to above-mentioned second server
The remainder of obtained navigation information is encrypted, by the second check information, the ciphering sequence number and encrypted information
It is sent to vehicle, the ciphering sequence number is corresponding with the decruption key in the decruption key set for being set to vehicle；
(314) vehicle is receiving first server by encrypted first check information of the first Encryption Algorithm and the first section
After a part of navigation information, according to the decruption key of the first Encryption Algorithm to the first check information and first section navigation letter
A part of breath is decrypted, and obtains a part and the first check information of the first section navigation information；
(315) vehicle is led receiving the first section of the second server after the determined additional encryption algorithm for encryption
It navigates after the remainder of information, the second check information and the ciphering sequence number, it is determining with the ciphering sequence number according to ciphering sequence number
Decruption key in the decruption key set of mark, and then be decrypted according to decruption key, obtain the second check information and
The remainder of the first section navigation information；
(316) vehicle by after decryption above-mentioned first check information and the second check information merge, and according to pre-set school
Checking method verifies preset condition that is obtaining after it merges and whether meeting the checking algorithm；
(317) if meeting the preset condition, vehicle's current condition information and the second ciphertext identifier are sent to the second clothes
Business device；
(318) second server adds the vehicle's current condition information received according to the second ciphertext identifier corresponding second
Close algorithm is encrypted, and first server is then sent to；
(319) the vehicle's current condition information of process the second Encryption Algorithm encryption received is decrypted in first server,
It determines the current location information of vehicle, velocity information and situation of remote, and is determined in conjunction with the current location information of the vehicle
Region traffic information, setting driving status switching moment sequence, the travel speed sequence of vehicle and driving direction sequence, institute
Each travel speed and driving direction stated in travel speed sequence and driving direction sequence matingly form automatic Pilot letter one by one
Breath pair, and the multiple driving status switching moments one for including in these automatic Pilot information pair and driving status switching moment sequence
One is corresponding；
(320) first server by automatic Pilot information to and driving status switching moment sequence by the first Encryption Algorithm encrypt
After be sent to vehicle；
(321) vehicle according to the automatic Pilot information received to and driving status switching moment sequence according to the first Encryption Algorithm
Decruption key be decrypted, then drive vehicle in the driving status switching moment sequence each driving status switch when
At the time of carving specified, according to some automatic Pilot information pair corresponding with the driving status switching moment, drive vehicle with institute
State the travel speed and driving direction traveling of automatic Pilot information pair；
(322) be spaced the predetermined time after, in the multiple section close to the navigation information of next section of the first section
It repeats and to the identical processing step of above-mentioned first section navigation information, i.e. repeatedly step (312)-(321), until above-mentioned automatic
Until the last one section that driving proceeds in the multiple section terminates.
4. automotive safety monitoring method according to claim 3, which is characterized in that the preset rule includes:
Shortest path rule and most long rule in short-term.
5. automotive safety monitoring method according to claim 3, which is characterized in that the situation of remote includes fuel oil residue
Measure information.
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| CN201610265895.0A CN105704164B (en) | 2016-04-26 | 2016-04-26 | Automotive safety monitoring method |
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| CN201610265895.0A CN105704164B (en) | 2016-04-26 | 2016-04-26 | Automotive safety monitoring method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109215164A (en) * | 2017-07-04 | 2019-01-15 | 百度在线网络技术（北京）有限公司 | Travelling data acquisition methods and device |
| CN111212094A (en) * | 2020-03-20 | 2020-05-29 | 山东大学 | TrustZone-based safety control method for automatic driving carrier |
| CN111580522A (en) * | 2020-05-15 | 2020-08-25 | 东风柳州汽车有限公司 | Control method for unmanned vehicle, and storage medium |
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|---|---|---|---|---|
| CN1751227A (en) * | 2003-02-19 | 2006-03-22 | 诺基亚有限公司 | Provision of navigation information |
| CN101203040A (en) * | 2007-12-17 | 2008-06-18 | 刘迅 | Method and system for guidance based on wireless communication network |
| CN102385804A (en) * | 2010-08-30 | 2012-03-21 | 谈宇清 | Intelligent traffic system and navigation method thereof |
| CN103163538A (en) * | 2011-12-19 | 2013-06-19 | 中国电信股份有限公司 | Navigation method and system based on user authorization |
| CN105324636A (en) * | 2013-05-16 | 2016-02-10 | 奥迪股份公司 | Navigation aid for a motor vehicle with autopilot |
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Effective date of registration: 20181008 Address after: 201799 room 510-523, Lai Gang Road, Qingpu District, Shanghai, 510-523. Applicant after: Weimar Automobile Technology Group Co.,Ltd. Address before: 510640 2401, unit 371-1, Zhong Gong education building, five mountain road, Tianhe District, Guangzhou, Guangdong. Applicant before: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Effective date of registration: 20181008 Address after: 510640 2401, unit 371-1, Zhong Gong education building, five mountain road, Tianhe District, Guangzhou, Guangdong. Applicant after: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Address before: 610041 704, 7, 1, 1800, Yizhou Avenue, high tech Zone, Chengdu, Sichuan Applicant before: CHENGDU JINGBO INFORMATION TECHNOLOGY Co.,Ltd. |
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