The introduction of big data and artificial intelligence has helped resolve the perennial credibility problems of the used car market, providing more opportunities for the sector, analysts said last month.

"There is huge growth potential in China's used car market," said Zhao Xiang, a transportation analyst at Beijing-based Analysys, a market research house.

"With the rapid development of the market and the increase of assessment techniques, consumers' expectations of a used car are continuously rising," said Zhao Xiang, a transportation analyst at Analysys.