Not sure. Because the jewelry on the shopping website is determined after the jewelry appraisal agency buys it back, it can distinguish between true and false, but the naked eye can't distinguish between true and false. Pinduoduo is the mainstream e-commerce application product of domestic mobile Internet. In 20021year, GMV 244 1 billion yuan, and the third-party social e-commerce platform focusing on C2M group purchase was established in September of 20 15. By initiating group shopping with friends, family and neighbors, users can buy high-quality goods at lower prices.