Xiaohaoshangcheng, also known as Xiaohao Mall, is an online marketplace focused on buying and selling accounts for social, e-commerce, entertainment, and community platforms. Its catalog includes accounts for WeChat, Taobao, Alipay, QQ, Douyin, Kuaishou, Momo, Sina Weibo, Xiaohongshu, Baidu, Zhihu, JD.com, Pinduoduo, Bilibili, Telegram, and many other services. Listings range from newer or entry-level accounts to older, verified, business, and specialty accounts, with some products described as including followers, contacts, group access, or livestreaming capabilities.

The site operates through a storefront model featuring multiple specialist sellers and displays product listings, prices, sales counts, and recent transaction updates. Customers can register, browse categories, place orders, review purchase records, and manage membership account details. The platform also provides online account top-ups, balance and transaction information, withdrawal functions, favorites, and introductory help. Xiaohao Mall presents itself as an account-trading marketplace offering both individual and bulk listings, with certain purchases described as available through self-service ordering.