Hangzhou SF Intra-city Industrial Co., Ltd., also known as SF Intra-city, is the largest independent third-party on-demand delivery platform in China. The company provides delivery services across various scenarios such as food, local retail, e-commerce, and local services, SF Intra-city is headquartered in Shenzhen, Guangdong, and is a subsidiary of SF Express. SF Intra-city operates as a separate entity from SF Holding since 2019 and was listed on the Hong Kong Stock Exchange in December 2021. As of 2024, the platform covers more than 2,000 cities and counties across China and started offering services in Hong Kong under the brand name "SoFast." Wikipedia