Yaocheng is an e-commerce trading platform under 1 Yao.com for the procurement, wholesale and sales of online drugs approved by the State Food and Drug Administration. It provides one-stop supply chain empowerment for pharmacies, hospitals, and pharmaceutical companies, giving upstream and downstream enterprises the advantages of sharing efficient and low-cost supply chains, and fully meets their lower inventory backlog, faster inventory turnover, lower procurement prices and better variety structure needs.