CN111445705A - Gas vehicle fills dress system of traceing back based on vehicle identification technique - Google Patents
Gas vehicle fills dress system of traceing back based on vehicle identification technique Download PDFInfo
- Publication number
- CN111445705A CN111445705A CN202010445475.7A CN202010445475A CN111445705A CN 111445705 A CN111445705 A CN 111445705A CN 202010445475 A CN202010445475 A CN 202010445475A CN 111445705 A CN111445705 A CN 111445705A
- Authority
- CN
- China
- Prior art keywords
- filling
- vehicle
- module
- information
- vehicle identification
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
- G08G1/0175—Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Alarm Systems (AREA)
Abstract
The invention provides a gas vehicle filling tracing system based on a vehicle identification technology, which comprises the following components: the system comprises a power supply module, a network module, a wireless switch module, a voice prompt module, a video recording storage module, a routing module, an intelligent vehicle identification camera, a wireless repeater, a wireless receiver, a tracing platform, a mobile phone client and a computer client; the information of the station-entering filling vehicles is uploaded to a tracing platform through an intelligent camera, so that the filling tracing of the gas vehicles and evidence obtaining of illegal filling operation are realized, and meanwhile, a system is designed with a practical and fault-tolerant mechanism; by adopting the scheme, the reliability of information tracing can be improved, the filling data acquisition is automatically completed, the filling efficiency of the gas vehicle is improved, and meanwhile, the equipment is more conveniently installed and the system function is more perfect due to the integrated design of each module.
Description
Technical Field
The invention relates to the technical field of information acquisition and tracing, and provides a gas vehicle filling tracing system based on a vehicle identification technology.
Background
In the prior art, a gas vehicle filling tracing system mainly uses an RFID technology as a core, a two-dimension code label is pasted on each gas vehicle-mounted bottle body or vehicle body of each gas vehicle or an identification box or an active card is placed in each gas vehicle, identity identification of each gas vehicle is realized by holding a two-dimension code scanning device or a card reader, and after identification is successful, a gas filling machine is started through a wireless device to complete a filling process.
The tracing system has the following disadvantages:
1. the filling unit can modify the starting device, and illegal vehicles are filled by bypassing the RFID system;
2. the electronic tag is frequently dropped or lost;
3. the electronic tag can be detached, copied or replaced for use;
4. when illegal filling events occur, the system cannot provide evidence obtaining data for law enforcement departments.
5. When filling, the hand-held end must be used for scanning codes, so that the filling efficiency is reduced.
The system uses a vehicle identification principle, completes identity identification, filling control, information uploading and video storage of the gas vehicle through a vehicle identification camera, a host and a wireless device, provides vehicle filling tracing information and simultaneously provides evidence obtaining data of illegal filling for law enforcement departments.
Disclosure of Invention
The invention mainly solves the problem of providing a gas vehicle filling tracing system based on a vehicle identification technology.
In order to solve the technical problems, the invention adopts the technical scheme that: the method finishes the filling information acquisition and tracing of the gas vehicle by taking the vehicle identification as a core principle, and comprises the following steps:
step 1: installing an intelligent vehicle identification camera at each gas station, wherein the identification area corresponds to each vehicle filling position;
step 2: the vehicle information of the tracing platform is the same as the white list data structure of the intelligent vehicle identification camera, and the camera is accessed through a network periodic active interface address to finish automatic transfer of the white list at the front end of the camera;
and step 3: when a vehicle enters a station for filling, an intelligent vehicle identification camera carries out identity identification, the obtained vehicle information is compared with the white list, when the vehicle information is in the white list, the camera automatically uploads the vehicle information and takes a snapshot through a network through the corresponding relation between the camera and a filling position, and the filling is finished by opening a gas filling machine through a wireless device;
and 4, step 4: when the identified vehicle is not in the white list, the intelligent camera realizes on-site voice prompt of the vehicle as an unqualified gas vehicle through a voice module of the host, and the intelligent camera automatically uploads vehicle identification information, an identification picture and a video image automatically intercepted by the camera to a tracing platform through a network;
and 5: if special conditions need to be forcibly started for filling, the wireless switch is turned on through the handheld remote control, the gas filling machine is forcibly turned on through the host and the intelligent camera to complete filling, and the intelligent camera automatically uploads vehicle information, identification pictures and 2-minute video videos automatically intercepted by the camera to the tracing platform through a network;
step 6: besides the functions, when a malignant accident occurs, the monitoring video module in the host computer plays back and determines responsibility.
And 7: the tracing platform stores the vehicle information, the photos and the short videos in a classified mode, and performs data interaction with the tracing system computer client and the mobile phone client through the internet and the supervision platform.
Further, the intelligent camera in the step 1 is a built-in software system and a network type intelligent vehicle identification camera which has a dual-output and dual-input switching value interface and is provided with a virtual coil trigger identification mode, a stable identification mode, a license plate-free alarm and an external signal trigger identification mode; the mentioned corresponding filling positions are in one-to-many relation with the cameras, namely, a plurality of cameras correspond to one filling position or the gas dispenser, namely, each corresponding camera can control the corresponding gas dispenser through the wireless repeater.
Further, the vehicle information of the tracing platform in the step 2 comprises a license plate, a vehicle-mounted gas cylinder number, a vehicle type, a color, a certificate checking number and expiration time, the data structure is the same as that required by the intelligent camera, the tracing platform provides an access address, and a built-in software system of the camera sets a period to automatically download corresponding data, so that the built-in white list is updated;
further, the vehicle information in the step 3 refers to the license plate number, the color, the vehicle model, the expiration time and the identification triggering time in a data form, and the identification triggering adopts a stable triggering mode, namely, only after the vehicle stops stably, the camera starts to identify and does not act on the passing vehicle, so that the effectiveness of the filling tracing information is improved;
further, the step 3 of opening the gas filling finger through a wireless device comprises: setting one output port of the camera as a switching value output port after successful identification through a built-in system of the camera, and giving a filling signal to the gas dispenser through wireless forwarding and a built-in wireless receiver of the gas dispenser;
further, the vehicle information in the step 4 refers to a license plate number, a color, a vehicle model, an expiration time, a unique serial number of the camera, a recognition trigger time and a trigger condition port character string in a data form;
further, the vehicle information in the step 5 refers to a license plate number, a color, a vehicle model, an expiration time, an identification triggering time, a unique serial number of a camera and a special character string triggered and identified by an input interface switching value in a data form;
further, the step 5 of forcibly starting the gas dispenser means that the corresponding output port of the multi-path wireless switch in the host is opened through a handheld remote control, the switching value is sent to the input end of the camera through a signal line, and the port is set as a trigger port through the camera, so that the identification trigger process is completed;
further, the network uploading mentioned in step 2, step 3, step 4, step 5 includes the following steps in addition to the vehicle information data uploading:
(a) and uploading the identification photos to a first appointed address space directory through the FTP function of the camera, and sequencing the storage naming rules of the photos according to the unique serial number, the trigger date and the trigger time of the camera.
(b) And uploading the video automatically intercepted by the camera to a second appointed address space directory by adopting an FTP function, and sequencing the stored naming rules according to the unique serial number, the trigger date and the trigger time of the camera.
Furthermore, the intelligent camera and the host in the step 1 are connected with the host by a double-network-wire double-power-supply comprehensive cable, wherein one network wire is used for data signal transmission, and the other network wire is used for switching value input and output and a standby wire;
further, the intelligent camera in the step 4 is a voice module through a host, and the intelligent camera output port is a gas vehicle filling tracing host based on a vehicle recognition principle, and the intelligent camera through the voice module through the host comprises a power module, a network module, a video storage module, a routing module, a voice prompt module and a wireless switch module.
The power supply module is electrically connected with each module of the host and the external camera to uniformly provide power for the host;
the network module is a full kilomega switching module and is in communication connection with the recording storage module, the routing module and the external camera through a network cable;
the video storage module is a digital video module and a hard disk and supports GB/T28181-2011 technical requirements for information transmission, exchange and control of a safety precaution video monitoring networking system, and can provide support for online of an security department;
the routing module is a 4G/5G wireless routing module and is in communication connection with the network module, and the video is recorded continuously for 24 hours, so that continuous video backup is provided when the network is disconnected, and the video backup is called when needed;
the voice prompt module comprises a multi-channel recording isolation type voice controller and an internal or external active loudspeaker and is in communication connection with the output end of the camera;
the wireless switch module is composed of a plurality of wireless switch receiving boards and a plurality of inching wireless remote controllers, and the receiving boards are in communication connection with one input port of the intelligent camera.
Further, the unified power supply is a low-voltage power supply below 12V which meets the requirements of design and construction specifications of automobile refueling and gas station GB50156-2012, and all modules adopt unified power supply;
furthermore, the routing module is connected with the Internet by using a flow card to provide support for data surfing, and the WIFI function of the routing module and local equipment can form a local area network to provide connection support for debugging of the intelligent camera and the host and video playback;
and further, the input port of the multi-path recording isolation type voice controller is in communication connection with the output end of the corresponding camera, receives a trigger switching value signal, and sets the number of paths of the voice controller and corresponding prompt tones according to the number of the parking spaces.
The invention has the advantages and positive effects that: by adopting the scheme, the reliability of the gas vehicle filling information tracing is guaranteed, the gas vehicle filling data collection is automatically completed in the mode, the gas vehicle filling efficiency is improved, illegal filling evidence obtaining data can be provided for law enforcement departments, meanwhile, the integrated design of each module enables equipment to be mounted more conveniently, and the system function is more perfect.
Drawings
Fig. 1 is a schematic block diagram of a gas vehicle filling traceability system based on vehicle identification technology.
In the figure: 1. the system comprises a power supply module, a network module, a wireless switch module, a voice prompt module, a video recording storage module, a route module, a smart vehicle identification camera, a wireless repeater, a wireless receiver, a tracking platform, a mobile phone client, a computer client, a wireless switch module, a wireless repeater, a wireless receiver, a
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments.
The invention provides a gas vehicle filling tracing system based on a vehicle identification technology, which comprises the following steps:
step 1: when a vehicle enters a station and is filled, an intelligent vehicle identification camera 7 identifies the vehicle, the obtained vehicle information is compared with the white list, when the vehicle information is in the white list, the camera uploads the vehicle information and takes a snapshot through the internet by a network module 2 and a routing module 6 through the corresponding relation between the camera and a filling position, and an air filler is opened by a wireless transponder 8 and a wireless receiver 9 to complete filling;
step 2: when the identified vehicle is not in the white list, the vehicle identification camera 7 realizes that the vehicle is an unqualified gas vehicle through the voice prompt module 4 of the host, and the vehicle identification camera 7 automatically uploads vehicle identification information, identification photos and video videos automatically intercepted by the camera to the tracing platform 10 through the internet through the network module 2 and the routing module 6;
and step 3: when special conditions need to be forcibly started for filling, the wireless switch 3 is turned on through a handheld remote control, the gas filling machine is forcibly turned on through the host and the host 1 to complete filling, and the vehicle identification camera 7 transmits vehicle information, identification photos and video automatically intercepted by the camera to the tracing platform 10 through the internet through the network module and the routing module 6;
and 4, step 4: the tracing platform 10 stores the vehicle information, the photos and the videos in a classified manner, and the computer client 12 and the mobile phone client 11 perform data interaction with the supervision platform through the internet.
And 5: the normal filling information, the abnormal filling information and the forced filling information of the gas vehicle are traced or counted according to key items of the name and the date of the gas station through a tracing platform 10, a mobile phone client 11 and a computer client 12;
step 6: the abnormal filling information and the forced filling information are pushed to the mobile phone client side except for index storage, and the mobile phone client side 11 traces or counts all the information and implements or penalizes the abnormal filling information and the forced filling information.
The vehicle identification in the step 1 comprises the following steps:
(a) when the vehicle runs to a charging position, the vehicle is identified when the vehicle is static and exceeds the static time set by the camera, and the vehicle is ignored;
(b) and comparing the license plate, the color of the vehicle body, the trigger time and the vehicle type based on the fuzzy algorithm of the intelligent camera with a built-in white list of the camera.
The built-in white list of the camera in the step 1 comprises license plate numbers, vehicle types, colors and effective time;
the step 1 of opening the gas dispenser through the wireless repeater 8 and the wireless receiver 9 to complete filling comprises the following steps:
(a) the output port of the intelligent camera 1 is in communication connection with the wireless repeater 8, and when a switching signal occurs, the wireless repeater 8 gives a point-motion filling signal to the gas dispenser through a wireless receiver 9 arranged in the gas dispenser;
(b) after filling, the intelligent valve of the gas filling machine is automatically closed, and when the filling is not performed after triggering, the intelligent valve of the gas filling machine is automatically closed when the pressure reaches a threshold value and the time delay is reached.
The fact that the person is not in the white list when the identified vehicle is in the white list in the step 1 means that the identified vehicle does not meet any item of the white list information.
In the step 2, the vehicle identification camera 1 realizes the on-site voice prompt through the voice prompt module 4 of the host, that is, the second output port of the vehicle identification camera 1 is set as an abnormal identification trigger port to send a trigger signal to the corresponding input port of the multi-path isolated voice controller, and the multi-path isolated voice controller plays a corresponding prompt tone through a loudspeaker.
In the step 3, when special conditions are met, environmental sanitation, troops, disaster relief, privileged vehicles and special gas equipment which does not need to be traced and managed are adopted. The functions of the tracing platform 10 in step 4 are as follows:
(a) the vehicle information in the tracing platform 10 comprises a license plate, a vehicle-mounted gas cylinder number, a vehicle type, a color, a certificate of inspection number and expiration time, and corresponds to the white list information of the vehicle identification camera 1 according to key item indexes;
(b) the camera corresponds to the filling position or the air gun according to a one-to-many relationship, then corresponds to the name of the gas station according to a many-to-one relationship, and indexes and stores filling information, identification photos, intercepted videos according to dates and serial numbers of the camera;
(c) the normal filling information, the abnormal filling information and the forced filling information of the gas vehicle can be traced.
(d) Background management, data maintenance and online equipment detection based on the heartbeat information receiving principle of the vehicle identification camera 1.
The computer client 12 in the step 4 has the function of tracing or counting the normal filling information, the abnormal filling information and the forced filling information of the gas vehicle according to the name and the key item of the date of the gas station.
The function of the mobile phone client 11 in the step 4 is to trace or count the normal filling information, the abnormal filling information and the forced filling information of the gas vehicle, and implement or punish the abnormal filling information and the forced filling information.
The step 6 of implementing or punishing the abnormal filling or forced filling information means that when the mobile phone client 11 receives the abnormal filling or forced filling information, an administrator performs secondary implementation on the information by tracing the short video, and performs fault-tolerant processing on the information or pushes the information to a high-authority user to apply for processing opinions.
The embodiments of the present invention have been described in detail, but the description is of the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.
Claims (9)
1. The utility model provides a gas vehicle fills dress system of traceing back based on vehicle identification technique which characterized in that: the method comprises the following steps:
step 1: installing an intelligent vehicle identification camera at each filling position of each gas station, identifying vehicles filled at the station and comparing the vehicles with a built-in white list;
step 2: the vehicle identification camera is matched with the host to realize voice prompt, linkage gas filling machine control and information uploading;
and step 3: the uploaded vehicle information, the identification photos and the short videos are distinguished in different comparison results and different triggering modes;
and 4, step 4: the tracing platform stores the vehicle information, the photos and the videos in a classified manner, performs data interaction with a computer client and a mobile phone client through the Internet, and traces or counts normal filling information, abnormal filling information and forced filling information of the gas vehicle according to key items;
and 5: and the administrator traces back the corresponding short video through the mobile phone client or the tracing platform to perform secondary implementation on the filling information, and performs fault-tolerant processing on the abnormal filling and forced filling information or pushes the abnormal filling and forced filling information to a high-authority user to apply for processing suggestions.
2. The gas vehicle filling tracing system based on the vehicle identification technology as claimed in claim 1, wherein in the step 2, the network port of the vehicle identification camera (7) transmits data with the network module (2) in the host, the identification camera (7) outputs the abnormal switching value signal to the wireless repeater (8) through an output port, and sends the abnormal switching value signal to the corresponding input port of the voice prompt module (4) through another output port to trigger the field voice prompt.
3. The gas vehicle filling traceability system of claim 1, wherein when the wireless switch module (3) is triggered by the remote control transmitter, the input port of the vehicle identification camera (7) which is in communication connection with the wireless switch module (3) receives the switching value signal, the second output port of the vehicle identification camera (7) is linked while the forced filling information is uploaded, the wireless transponder (8) is given the switching value signal, and the gas filling machine is started through the wireless receiver (9) to complete the forced filling process.
4. The gas vehicle filling traceability system based on vehicle identification technology of claim 1, wherein: the gas vehicle filling information is obtained in a vehicle identification mode, and the traceable information is divided into normal filling information, abnormal filling information and forced filling information.
5. The gas vehicle filling traceability system based on vehicle identification technology of claim 1, wherein: the step of implementing or punishing the abnormal filling and forced filling information means that when the mobile phone client (11) receives the abnormal filling or forced filling information, an administrator plays back and implements the information by tracing a short video, and performs fault-tolerant processing on the filling information or pushes the filling information to a high-authority user to apply for processing comments.
6. The gas vehicle filling traceability system based on vehicle identification technology of claim 1, wherein:
the system comprises (1) a power module (2), a network module (3), a wireless switch module (4), a voice prompt module (5), a video storage module, (6) a routing module (7), an intelligent vehicle identification camera (8), a wireless repeater (9), a wireless receiver (10), a tracing platform, (11) a mobile phone client (12) and a computer client;
the power supply module (1) is electrically connected with each module of the host machine and uniformly provides power for the vehicle identification camera (7) and the wireless transponder (8) at the other end;
the video storage module (5) is in communication connection with the network module (2) to realize video storage;
the network module (2) is accessed to the internet through the routing module (6) to realize data interaction between the vehicle identification camera (7) and the tracing platform (10);
the voice module (4) is in communication connection with an output port of the vehicle identification camera and receives a switching value signal;
the switching value output port of the wireless switch module (3) is in communication connection with the input port of the corresponding vehicle identification camera (7), and the forced charging signal triggering is realized by matching with a plurality of paths of handheld wireless remote controls.
7. The gas vehicle filling traceability system based on vehicle identification technology of claim 6, wherein: the wireless switch module (3) comprises a multi-channel wireless receiver and a handheld multi-channel wireless remote controller.
8. The gas vehicle filling traceability system based on vehicle identification technology of claim 6, wherein: the voice prompt module (4) comprises a multi-channel recording isolation type voice controller and an active loudspeaker.
9. The gas vehicle filling traceability system based on vehicle identification technology of claim 6, wherein: the routing module (6) is a 4G or 5G wireless routing module, uses a mobile operator Internet of things card to wirelessly surf the internet, and forms a local area network with a peripheral computer or a mobile phone through a wireless function, so that debugging and calling of the vehicle identification camera (7) or the video storage module (5) are realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010445475.7A CN111445705A (en) | 2020-05-24 | 2020-05-24 | Gas vehicle fills dress system of traceing back based on vehicle identification technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010445475.7A CN111445705A (en) | 2020-05-24 | 2020-05-24 | Gas vehicle fills dress system of traceing back based on vehicle identification technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111445705A true CN111445705A (en) | 2020-07-24 |
Family
ID=71653822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010445475.7A Pending CN111445705A (en) | 2020-05-24 | 2020-05-24 | Gas vehicle fills dress system of traceing back based on vehicle identification technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111445705A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115995119A (en) * | 2023-03-23 | 2023-04-21 | 山东特联信息科技有限公司 | Gas cylinder filling link illegal behavior identification method and system based on Internet of things |
-
2020
- 2020-05-24 CN CN202010445475.7A patent/CN111445705A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115995119A (en) * | 2023-03-23 | 2023-04-21 | 山东特联信息科技有限公司 | Gas cylinder filling link illegal behavior identification method and system based on Internet of things |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208488762U (en) | LP gas cylinder intelligent distribution services supervising platform | |
| CN103559746B (en) | Grain goes out to put in storage access control system and method | |
| CN104933897B (en) | A kind of intelligent bank base interactive device of ship networking based on the Big Dipper | |
| WO2015085629A1 (en) | Vehicle insurance service remote-handling system and method thereof | |
| CN207267409U (en) | Internet of Things intelligence seal system | |
| CN108154334B (en) | A kind of unloading of Bulk Grain automobile and disengaging storehouse operation dynamic and intelligent managing and control system | |
| CN109785533A (en) | Car key receives equipment, car key intelligence managing and control system and application method | |
| CN106529812A (en) | Intelligent archives management system and application | |
| CN109792510A (en) | The package of wireless audio/videograph and communication device is antitheft | |
| CN105868933A (en) | Ash bank supervision system and ash bank supervision method | |
| CN111445705A (en) | Gas vehicle fills dress system of traceing back based on vehicle identification technique | |
| CN201166852Y (en) | Apparatus for monitoring vehicle-card correspond base on radio-frequency technique and oil-filling management system | |
| CN108765967A (en) | One kind preventing the occupied alarm method in new energy private car parking stall and system | |
| CN212276571U (en) | Gas vehicle fills dress system of traceing back based on vehicle identification technique | |
| CN209433496U (en) | Car key receives equipment and car key intelligence managing and control system | |
| CN105133954B (en) | A kind of intelligent lock | |
| CN106022394A (en) | Networking automatic cyclic card sender system | |
| CN109297146A (en) | Air purifier sharing method and air purifier shared system | |
| CN201421655Y (en) | Vehicle monitoring system | |
| CN209674550U (en) | A kind of parking lot cloud talkback unit | |
| CN204323291U (en) | Based on the Vehicle Anti-Theft System of cloud computing | |
| CN203838768U (en) | Civilized driving supervision recorder | |
| CN213423942U (en) | Combined type logistics management talent culture quality analysis plate | |
| CN114358698A (en) | Intelligent tool room control system | |
| CN205680139U (en) | The fingerprint attendance system of employee in a kind of enterprise management system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |