CN107688644A - A kind of querying method and system of vehicle specification information - Google Patents
A kind of querying method and system of vehicle specification information Download PDFInfo
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- CN107688644A CN107688644A CN201710761376.8A CN201710761376A CN107688644A CN 107688644 A CN107688644 A CN 107688644A CN 201710761376 A CN201710761376 A CN 201710761376A CN 107688644 A CN107688644 A CN 107688644A
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- information
- vehicle
- default file
- identification code
- specification information
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/95—Retrieval from the web
- G06F16/955—Retrieval from the web using information identifiers, e.g. uniform resource locators [URL]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/95—Retrieval from the web
- G06F16/953—Querying, e.g. by the use of web search engines
- G06F16/9535—Search customisation based on user profiles and personalisation
Abstract
The invention discloses a kind of querying method and system of vehicle specification information, wherein this method includes：Receive vehicle identification code；Vehicle specification information corresponding to the vehicle identification code is searched in default file, wherein, the default file is automatically updated according to prefixed time interval；Export the vehicle specification information.Pass through the present invention, user can pass through vehicle identification code easily enquiring vehicle technical indicator information, simultaneously, default file is supported to automatically update, allow users to find the detailed technology index of new vehicle in time, meet query demand, realize the vehicle specification information inquiry that free, covering is complete, quickly updates, it is directly perceived effective, it is easy to use.
Description
Technical field
The present embodiments relate to Internet technical field, more particularly to a kind of querying method of vehicle specification information
And system.
Background technology
As the continuous research to car insurance field is goed deep into, the essential information of vehicle turn into vehicle insurance assessment, automobile air control,
The material impact factor of many technical research such as Insurance Pricing.Policy information often only remains vehicle title, vehicle identification code
Summary information such as (Vehicle Identification Number, VIN), it is impossible to the detailed attributes of reflection vehicle completely, because
This searches the detailed technology index of vehicle (such as appearance and size, F-Zero, gross mass, wheelbase, specified carrying by VIN
Deng) as the important step of research above.
Vehicle identification code is to show the unique code of testing vehicle register.Vehicle identification code is by 17 characters (numeral and letter) group
Into vehicle manufacture manufacturer is that each car is encoded according to coding criterion.The generation of vehicle identification code follows particular law,
Vehicle identification code can guarantee that simultaneously will not produce repetition in worldwide in 50 years.The coding criterion of vehicle identification code is such as
Under：1st~3 (manufactory of world cognizance code)：Manufactory, brand and type are represented, for identifying Railway Car Plant only
One property；4th~8 (vehicle declaratives)：Illustrate the general characteristic of vehicle, including the species of vehicle, series, body style,
The information such as engine type；9th：Check bit, by standard weighted calculation；10th：Vehicle year money；11st：Assembling factory；The
12~17：Serial number.
At present, and in the absence of the inquiry system of specialty so that user can easily inquire about the detailed of various vehicles according to VIN
Thin technical indicator, a large amount of scientific research use demands can not be met.In addition, change over time, new vehicle constantly put goods on the market,
User is also required to obtain the detailed technology index of new vehicle.
The content of the invention
The present invention provides a kind of querying method and system of vehicle specification information so that user can be by VIN side
Just the detailed technology index of various vehicles is inquired about, and the detailed technology index of new vehicle can be found, meets a large amount of scientific researches
Use demand.
In a first aspect, the embodiments of the invention provide a kind of querying method of vehicle specification information, including：
Receive vehicle identification code；
Vehicle specification information corresponding to the vehicle identification code is searched in default file, wherein, the default text
Part is automatically updated according to prefixed time interval；
Export the vehicle specification information.
Further, before vehicle specification information corresponding to the vehicle identification code is searched in default file, institute
Stating method also includes：
Verification of correctness is carried out to the vehicle identification code.
Further, before vehicle identification code is received, methods described also includes：
The vehicle specification information of each vehicle is obtained from presupposed information source using web crawlers technology；
The information obtained is stored, obtains the default file, and the mark in the default file is set, wherein the mark
Know the renewal progress for representing the default file.
Further, the default file is automatically updated according to prefixed time interval, including：
Detection reaches prefixed time interval；
Newest information of vehicles more new logo is obtained from presupposed information source；
Compare the newest information of vehicles more new logo and the mark in the default file；
If the information of vehicles that comparative result represents newest is not stored into the default file, from the default letter
Newest vehicle specification information is obtained in breath source, is added in the default file, and by the mark in the default file
Knowledge is updated to the newest information of vehicles more new logo.
Further, newest vehicle specification information is obtained from the presupposed information source, including：
Obtained from the presupposed information source and all possess default URL (Uniform Resource
Locator, URL) the page；
Vehicle specification information is obtained from each page successively.
Second aspect, the embodiments of the invention provide a kind of inquiry system of vehicle specification information, including：
Vehicle identification code receiving module, for receiving vehicle identification code；
Information inquiry module, believe for searching vehicle specification corresponding to the vehicle identification code in default file
Breath, wherein, the default file is automatically updated according to prefixed time interval；
Message output module, for exporting the vehicle specification information.
Further, the system also includes：Vehicle identification code authentication module, for searching the vehicle identification code pair
Before the vehicle specification information answered, verification of correctness is carried out to the vehicle identification code.
Further, the system also includes：
Data obtaining module, the vehicle technology for being obtained each vehicle from presupposed information source using web crawlers technology are referred to
Mark information；
File establishes module, for storing the information obtained, obtains the default file, and set in the default file
Mark, wherein the renewal progress identified for representing the default file.
Further, the system also includes：
Time detecting module, reach prefixed time interval for detecting；
Identifier acquisition module, for obtaining newest information of vehicles more new logo from presupposed information source；
Comparison module is identified, for the mark in the newest information of vehicles more new logo and the default file
Know；
Information updating module, for representing that newest information of vehicles is not stored into the default file in comparative result
In the case of, newest vehicle specification information is obtained from the presupposed information source, is added in the default file, and
Mark in the default file is updated to the newest information of vehicles more new logo.
Further, described information update module includes：
Page acquiring unit, for obtaining all pages for possessing default URL from the presupposed information source
Face；
Information acquisition unit, for obtaining vehicle specification information from each page successively.
The querying method and system of vehicle specification information provided by the invention, it is stored with comprehensively based on what is pre-established
Vehicle specification information and support the default file that automatically updates, enquiring vehicle detailed technology can not be facilitated at present by solving
The problem of index, user can pass through VIN easily enquiring vehicle technical indicator information, also, default file is supported automatically more
Newly so that user can find the detailed technology index of new vehicle in time, meet query demand.
Brief description of the drawings
Fig. 1 is a kind of flow chart of the querying method of the vehicle specification information provided in the embodiment of the present invention one.
Fig. 2 is a kind of foundation provided in the embodiment of the present invention two and the flow chart for automatically updating default file.
Fig. 3 is a kind of flow chart of the enquiring vehicle technical indicator information provided in the embodiment of the present invention three.
Fig. 4 is a kind of structural representation of the inquiry system of the vehicle specification information provided in the embodiment of the present invention four
Figure.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that in order to just
Part related to the present invention rather than entire infrastructure are illustrate only in description, accompanying drawing.
Embodiment one
Fig. 1 be the embodiment of the present invention one provide a kind of vehicle specification information querying method flow chart, this reality
Apply example and be applicable to situation according to VIN enquiring vehicle technical indicator information, this method can be by vehicle specification information
Inquiry system performs.As shown in figure 1, this method specifically comprises the following steps：
Step 110, vehicle identification code is received.
Wherein, vehicle identification code can be inputted by user by input equipment, for example, input equipment can be keyboard, mouse
Mark, display screen, microphone etc..
Step 120, vehicle specification information corresponding to above-mentioned vehicle identification code is searched in default file, wherein, in advance
If file is automatically updated according to prefixed time interval.
Wherein, vehicle specification information includes：Product brand, apparent size, max. speed, gross mass, the number of axle, axle
Away from, anti-lock braking system, vehicle identification code, oil consumption etc..Default file pre-establishes, for storing the information of various vehicles,
For example, storage vehicle specification information, it is, of course, also possible to the other information of vehicle is stored, such as outward appearance picture.Specifically,
Every a line in default file can be traveled through, the vehicle identification code identical vehicle identification with receiving is matched in default file
Code, obtains vehicle specification information corresponding to the vehicle identification code.
Prefixed time interval can be configured according to the actual requirements, preferably can be according to the renewal frequency in presupposed information source
It is configured, is set smaller than or the renewal frequency equal to presupposed information source, for example, is arranged to 3 days.Default file can be according to
Prefixed time interval is automatically updated, and is ensured that default file is stored with the technical indicator information of new listing vehicle, is facilitated user
Inquiry.
Step 130, the vehicle specification information found is exported.
Wherein it is possible to the vehicle specification information found by the output of a variety of way of outputs, for example, tabular form,
Short message form etc..
By above-mentioned steps 110 to step 130, many vehicle specification information and branch are stored with based on what is pre-established
Hold the default file automatically updated, user can meet user's request by VIN easily enquiring vehicle technical indicator information.
Preferably, before step 120, verification of correctness can also be carried out to the vehicle identification code of reception.
Specifically, verification of correctness can include：(1) whether the length of the vehicle identification code received is 17；(2) receive
Vehicle identification code whether contain nonnumeric and non-alphabetical character.If the vehicle identification code received is not tested by correctness
Card, then vehicle identification code input error is prompted, prompt user to re-enter, if the vehicle identification code received is tested by correctness
Card, then perform step 120 and search vehicle specification information corresponding with the vehicle identification code.
Whether the vehicle identification code that this preferred embodiment can detect reception in time is correct, in the situation of vehicle identification code mistake
Under, without performing search operation, thus avoid performing unnecessary operation.
, it is necessary to pre-establish before using above-mentioned querying method according to vehicle identification code enquiring vehicle technical indicator information
Default file, comprise the following steps (1) and (2)：
(1) the vehicle specification information of each vehicle is obtained from presupposed information source using web crawlers technology.
Wherein, web crawlers is the program or script according to the automatic crawl web message of certain rule.Presupposed information
Source can be that record has vehicle specification information and possesses the website of information updating function, for example, People's Republic of China's work
Industry and information-based official website of portion, road vehicle manufacturing enterprise and product can be periodically announced, due to domestic all vehicles all
Must by the publicity of Ministry of Industry and Information, so default file is established in the publicity based on the website, in theory with 100% look into it is complete
Rate.Authority and the comprehensive presupposed information source of information are chosen, higher data recall ratio can be ensured, meet that automotive field becomes more meticulous
The requirement of calculating.
Preferably, web crawlers can be utilized to obtain the page for possessing default URL from presupposed information source, successively from each page
Middle acquisition vehicle specification information.
Wherein, default URL refers to the identical portions of the page network address of the information of vehicles of each vehicle disclosed in presupposed information source
Point.The information of vehicles of a vehicle can be shown on one page, the information of vehicles of multiple vehicles can also be shown.Presupposed information
Disclosed information of vehicles comprises at least vehicle specification information on source, can also include product type, manufacturing enterprise, enterprise's note
Volume address, production address, vehicle pictures etc..
(2) information that storage obtains, obtains default file, and sets the mark in default file, and wherein the mark is used for
Represent the renewal progress of default file.
Specifically, the information obtained can be stored in the form of character string or list etc..Mark in default file can be worked as
The batch sequence number of the information of preceding storage or issuing time etc., for example, information was stored to the 97th batch or on April 15th, 2017.
In addition, the present embodiment additionally provides the flow of renewal default file, can equally web crawlers technology be utilized to realize,
It is as follows to update step：Detection reaches prefixed time interval；Newest information of vehicles more new logo is obtained from presupposed information source；Than
More newest information of vehicles more new logo and the mark in default file；If the information of vehicles that comparative result represents newest does not have
Store in default file, then newest vehicle specification information obtained from presupposed information source, is added in default file,
And the mark in default file is updated to newest information of vehicles more new logo.
Wherein, information of vehicles more new logo can be batch sequence number or issuing time etc., for example, the 98th batch or 2017
May 15.Specifically information of vehicles more new logo can be obtained by regular expression, for example, "《Road vehicle production enterprise
Industry and product announcement》([0-9] * batches) ".Newest vehicle specification information is obtained in more new technological process from presupposed information source,
It is identical that the mode of information is obtained during with establishing default file, being obtained from presupposed information source and all possessing the positioning of default unified resource
The page of symbol；Vehicle specification information is obtained from each page successively.
When establishing or updating default file, can specifically regular expression be utilized to obtain vehicle specification information, such as
Shown in table 1.
Data name, Data Identification and the regular expression corresponding table of the vehicle specification information of table 1
In table 1, " " matching except " r any single character in addition to n ", the subexpression that " * " is matched above is arbitrarily secondary,
Remaining character is the identifier in web page source code, and such as "/th " matches "/th " characters, no Special Significance in itself.
Preferably, after obtaining vehicle specification information, according to VIN coding rule, 8 characters are set before can taking VIN
For INDEX_VIN, as index, convenient inquiry.For example, by index and vehicle specification information in the form of data character string
It is stored in default file, data character string can be " INDEX_VIN, data item occurrence 1, data item occurrence 2 ..., data item occurrence
9 ", wherein data item occurrence 1 is the value of Section 1 in table 1, and the rest may be inferred.Accordingly, in inquiry, vehicle identification code is received,
Preceding 8 characters of the vehicle identification code are taken, are matched with the index in default file, with quick search.
The technical scheme of the present embodiment, based on pre-establish be stored with comprehensive vehicle specification information and support from
The default file of dynamic renewal, solves the problems, such as that enquiring vehicle detailed technology index can not be facilitated at present, user can pass through VIN
Easily enquiring vehicle technical indicator information, meanwhile, default file is supported to automatically update, and has higher real-time so that uses
Family can find the detailed technology index of new vehicle in time, and the query demand and vehicle for meeting new vehicle continuous renewal are protected
The scientific research demand of danger, realize the vehicle specification information inquiry effect that free, covering is complete, quickly updates.
Embodiment two
On the basis of above-described embodiment one, the preferred reality that present embodiments provides the foundation of default file and automatically update
Example, with reference to figure 2, Fig. 2 is a kind of foundation that the embodiment of the present invention two provides and automatically updates the flow chart of default file, including such as
Lower step：
Step 201, it is 0 to initialize the batch sequence number BATCH_ID for having obtained information in default file.
Step 202, detect whether to reach prefixed time interval, if it is, step 203 is performed, if not, performing step
212。
Step 203, web crawlers access preset information source is waken up, for example, the Ministry of Industry and Information Technology of the People's Republic of China (PRC)
" file publicity " subpage frame " http in official website " information discloses " column://zbs.miit.gov.cn/n1146295/
n1652858/n1653100/index.html”。
Step 204, obtain in first title while include " road vehicle manufacturing enterprise and product announcement " and " vehicle
The headline NewsTitle and link NewsLink of new product publicity ".In view of order of the website according to the time from the near to the remote
Each title is arranged in order, therefore selection is first, if using other order arrangement titles, needs according to actual arrangement situation
Obtain the page corresponding to newest information of vehicles.
Step 205, by regular expression "《Road vehicle manufacturing enterprise and product announcement》([0-9] * batches) "
Obtain the batch sequence number CUR_BATCH_ID corresponding to Present News title.
Step 206, CUR_BATCH_ID and BATCH_ID size are judged, for example, judging whether CUR_BATCH_ID is big
In BATCH_ID, if it is, step 207 is performed, if not, performing step 212.
Step 207, Website page NewsLink is accessed using reptile, searched all with http in the page://
data.miit.gov.cn/viewCarThe page URL of carId beginnings, and add in queue UrlQueue.
Step 208, the number Cnt of Url in queue UrlQueue is obtained, judges whether Cnt is equal to 0, if it is, performing step
Rapid 213, (i.e. Cnt if not>0) step 209, is performed.
Step 209, first Url in UrlQueue is taken out, is designated as CurUrl, CurUrl pages is accessed using web crawlers
Face, using the Jsoup bags in Java language, the page is obtained by Jsoup.connect (CurUrl) .get () sentence
HTML (Hyper Text Markup Language, HTML) code, is obtained by the regular expression shown in table 1
Obtain corresponding vehicle specification information.Wherein, Jsoup is a Java html parser, can with directly parsing some URL
Location, html text content.It provide a set of very labour-saving API (Application Programming Interface,
Application programming interface), DOM (Document Object Model, DOM Document Object Model), CSS (Cascading can be passed through
Style Sheets, cascading style list) and take out and operation data similar to jQuery operating method.
Step 210, first 8 of the vehicle identification code that extraction step 209 obtains, are designated as INDEX_VIN.
Step 211, data character string is generated：" INDEX_VIN, data item occurrence 1, data item occurrence 2 ..., data item occurrence 9 ",
And be stored in the form of additional in default file, return to step 208, continue next Url from UrlQueue and obtain vehicle
Technical indicator information.Wherein data item occurrence 1 is the value of Section 1 in table 1, and the rest may be inferred.
Step 212, timing wake-up next time is waited, into step 202.
Step 213, it is CUR_BATCH_ID to update BATCH_ID, and enters step 212.
The technical scheme of the present embodiment, default file is established based on comprehensive and authoritative presupposed information source is covered, and according to
Prefixed time interval automatically updates, and is that easily and timely enquiring vehicle detailed technology index provides the foundation user, meets user
Query demand, the vehicle specification information inquiry effect for can realize that free, covering is complete, quickly updating.
Embodiment three
On the basis of above-described embodiment one and two, the preferred of enquiring vehicle technical indicator information is present embodiments provided
Example, Fig. 3 are a kind of flow charts for enquiring vehicle technical indicator information that the embodiment of the present invention three provides, and are comprised the following steps：
Step 301, the VIN to be checked of user's input is received.
Step 302, verification of correctness is carried out to VIN to be checked, if by checking, into step 303, if do not passed through
Checking, into step 307.
Step 303, VIN to be checked preceding 8 character INDEX_Q are taken as index.
Step 304, travel through every a line in default file DATA_FILE, if this journey using INDEX_Q as starting,
The row data are read, as data row.
Step 305, data row is subjected to data segmentation according to ", ", obtains in table 11 to 9 totally 9 vehicle specifications letters
Breath.
Step 306, the vehicle specification information obtained after displaying segmentation, successful inquiring.
Step 307, inquiry failure.
The technical scheme of the present embodiment, based on pre-establish be stored with comprehensive vehicle specification information and support from
The default file of dynamic renewal, user can by VIN easily enquiring vehicle technical indicator information, meanwhile, default file is supported
Automatically update so that user can find the detailed technology index of new vehicle in time, meet looking into for new vehicle continuous renewal
The scientific research demand of inquiry demand and car insurance, realize the vehicle specification information inquiry that free, covering is complete, quickly updates
Effect.
Example IV
A kind of inquiry system of vehicle specification information is present embodiments provided, can be used for realizing that the present invention is any real
Apply a kind of querying method of vehicle specification information described in example.Fig. 4 is a kind of vehicle skill that the embodiment of the present invention four provides
The structural representation of the inquiry system of art indication information, as shown in figure 4, the system includes：
Vehicle identification code receiving module 410, for receiving vehicle identification code；
Information inquiry module 420, for searching vehicle specification corresponding to the vehicle identification code in default file
Information, wherein, the default file is automatically updated according to prefixed time interval；
Message output module 430, for exporting the vehicle specification information.
Preferably, said system can also include：Vehicle identification code authentication module, for searching the vehicle identification code
Before corresponding vehicle specification information, verification of correctness is carried out to the vehicle identification code.
Preferably, said system can also include：
Data obtaining module, the vehicle technology for being obtained each vehicle from presupposed information source using web crawlers technology are referred to
Mark information；
File establishes module, for storing the information obtained, obtains the default file, and set in the default file
Mark, wherein the renewal progress identified for representing the default file.
Preferably, said system can also include：
Time detecting module, reach prefixed time interval for detecting；
Identifier acquisition module, for obtaining newest information of vehicles more new logo from presupposed information source；
Comparison module is identified, for the mark in the newest information of vehicles more new logo and the default file
Know；
Information updating module, for representing that newest information of vehicles is not stored into the default file in comparative result
In the case of, newest vehicle specification information is obtained from the presupposed information source, is added in the default file, and
Mark in the default file is updated to the newest information of vehicles more new logo.
Preferably, the described information update module in said system can also include：
Page acquiring unit, for obtaining all pages for possessing default URL from the presupposed information source
Face；
Information acquisition unit, for obtaining vehicle specification information from each page successively.
The inquiry system of above-mentioned vehicle specification information can perform the vehicle technology that any embodiment of the present invention is provided
The querying method of indication information, possess the corresponding functional module of execution method and beneficial effect.
In actual applications, the inquiry system of vehicle specification information can be server, and user passes through user terminal
Input vehicle identification code to be checked, after whois lookup vehicle specification information corresponding to, export to user terminal, use
Family terminal shows the information on screen with tabular form.If user terminal is mobile phone, server can also short message form
The information is sent to user terminal.
Pay attention to, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
Other more equivalent embodiments can be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
- A kind of 1. querying method of vehicle specification information, it is characterised in that including：Receive vehicle identification code；Vehicle specification information corresponding to the vehicle identification code is searched in default file, wherein, the default file is pressed Automatically updated according to prefixed time interval；Export the vehicle specification information.
- 2. according to the method for claim 1, it is characterised in that searched in default file corresponding to the vehicle identification code Before vehicle specification information, methods described also includes：Verification of correctness is carried out to the vehicle identification code.
- 3. according to the method for claim 1, it is characterised in that before vehicle identification code is received, methods described also includes：The vehicle specification information of each vehicle is obtained from presupposed information source using web crawlers technology；The information obtained is stored, obtains the default file, and the mark in the default file is set, wherein the mark is used In the renewal progress for representing the default file.
- 4. according to the method for claim 1, it is characterised in that the default file carries out automatic according to prefixed time interval Renewal, including：Detection reaches prefixed time interval；Newest information of vehicles more new logo is obtained from presupposed information source；Compare the newest information of vehicles more new logo and the mark in the default file；If the information of vehicles that comparative result represents newest is not stored into the default file, from the presupposed information source It is middle to obtain newest vehicle specification information, it is added in the default file, and by the mark in the default file more It is newly the newest information of vehicles more new logo.
- 5. according to the method for claim 4, it is characterised in that obtain newest vehicle technology from the presupposed information source Indication information, including：All pages for possessing default URL are obtained from the presupposed information source；Vehicle specification information is obtained from each page successively.
- A kind of 6. inquiry system of vehicle specification information, it is characterised in that including：Vehicle identification code receiving module, for receiving vehicle identification code；Information inquiry module, for searching vehicle specification information corresponding to the vehicle identification code in default file, its In, the default file is automatically updated according to prefixed time interval；Message output module, for exporting the vehicle specification information.
- 7. system according to claim 6, it is characterised in that the system also includes：Vehicle identification code authentication module, it is right for before vehicle specification information corresponding to the vehicle identification code is searched The vehicle identification code carries out verification of correctness.
- 8. system according to claim 6, it is characterised in that the system also includes：Data obtaining module, the vehicle specification for being obtained each vehicle from presupposed information source using web crawlers technology are believed Breath；File establishes module, for storing the information obtained, obtains the default file, and set the mark in the default file Know, wherein the renewal progress identified for representing the default file.
- 9. system according to claim 6, it is characterised in that the system also includes：Time detecting module, reach prefixed time interval for detecting；Identifier acquisition module, for obtaining newest information of vehicles more new logo from presupposed information source；Comparison module is identified, for the mark in the newest information of vehicles more new logo and the default file；Information updating module, for representing that newest information of vehicles is not stored to the feelings in the default file in comparative result Under condition, newest vehicle specification information is obtained from the presupposed information source, is added in the default file, and by institute State the mark in default file and be updated to the newest information of vehicles more new logo.
- 10. system according to claim 9, it is characterised in that described information update module includes：Page acquiring unit, for obtaining all pages for possessing default URL from the presupposed information source；Information acquisition unit, for obtaining vehicle specification information from each page successively.
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