Method for providing credit data for used car transaction based on OBD technology

Abstract

The present invention relates to a method of providing credit database to used-vehicle in used-vehicle trade according with history date of vehicle detecting test provided by vehicle diagnosis technology. A key of the invention is that it can attract vehicle user installing OBD data collection device on vehicle according with Chinese standard III and IV by providing value added service based on OBD data, and transmits the OBD detecting data of the vehicle to OBD database by wire or wireless method. OBD database saves the received OBD data of the vehicle according with VIN (VIN: Vehicle Identification Number). OBD database publishes the date service such as OBD history data, data analyse, data evaluation of the vehicle to used-vehicle trade network station and used-vehicle dealer by WEB (WEB Service) method, and provides a real data and evaluation of the used-vehicle condition for both sides.

Description

technical field [0001] The present invention relates to on-board diagnostic technology (OBD: On-Board Diagnostics), in particular to a method for providing credit data related to used cars for used car transactions based on vehicle inspection history data provided by the on-board diagnostic technology. Background technique [0002] With the liberalization of the country's second-hand car circulation policy, my country's second-hand car trading market is a large-scale market that will soon be worth more than 100 billion yuan. Coupled with the second-hand car loans, after-sales services and advertisements derived from it, the value of the second-hand car industry chain is huge. This led to the large-scale development of the second-hand car trading market and second-hand car dealers. The current second-hand car trading market is dominated by agency transactions, and the scale of second-hand car dealers is generally small, and their profits mainly rely on handling fees and earn...

AI Technical Summary

Problems solved by technology

The small workshop model in the second-hand car trading market has problems such as small scale, irregular operation, and poor credit. In order to solve these problems, second-hand car trading websites and branded second-hand car chain dealers have gradually become a trend

The second-hand car trading website provides a platform for second-hand car dealers to publish information on second-hand car products, and solves the problems of small-scale second-hand car dealers and limited information release channels

Although some used car trading websites and brand chain stores provide third-party testing for used cars, the testing and evaluation of used cars are subject to physical constraints (time and space), and the evaluation report does not necessarily conform to the real car condition

[0007] At the same time, there is also a problem of information asymmetry between individual sellers of used cars and used car dealers. It is difficult for individual sellers of used cars to obtain the true valuation of their used cars.

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