It is a 1688 website owned by Alibaba Group.

?1688 is Alibaba purchasing and wholesale network. With wholesale and procurement business as its core, 1688 improves customer experience through professional operations and comprehensively optimizes the business model of corporate e-commerce. 1688 covers 16 major industry categories such as raw materials, industrial products, clothing and accessories, home furnishings, and small commodities, and provides a series of supply services including raw material procurement, production and processing, and spot wholesale. ”