What is the name of the auction company run by Yang Hongji's son Yang Ou?

Beijing Zhengdong Auction Co., Ltd. According to the introduction of Beijing Zhengdong Auction Co., Ltd., the legal representative of the company is Yang Ou, an auction company run by Yang Ou, the son of Yang Hongji. The main business scope is engaged in auction business; Selling food; Import and export of goods. , is a company mainly engaged in the wholesale industry.