Which platform is reliable for buying used cars?

Which platform is reliable for buying used cars:

First, the melon seed second-hand car direct selling network directly faces the trading service platform of both buyers and sellers of second-hand cars, eliminating intermediate links (intermediaries, car dealers, etc.). ), and connect buyers and sellers through the internet, giving buyers and sellers more interest space.

Second, Renren Car is a comprehensive automobile trading service platform integrating second-hand car and new car trading, financial services and after-sales. Third, there are used cars in mind. As of August 20 17, the cumulative transaction volume has exceeded1250,000.