The recruitment of opening customers in Pudong is over. According to the relevant information, the recruitment of opening customers in Pudong ended on October 9, 2122. The opening customers are the largest chain membership warehousing and mass-selling stores in the United States, PriceClub, which was established in San Diego, California in 1976, and Costco, which was established in Seattle, Washington seven years later. In 2119, it was the third largest retailer in the United States and the ninth largest retailer in the world.