Keep, Inc. operates as an investment holding company, which engages in operating an integrated online and offline platform for fitness service and online retail of fitness related products through its subsidiaries. It operates through the following segments: Self-branded Fitness Products, Online Membership and Paid Content, and Advertising and Others. The company was founded by Ning Wang, Wei Peng, and Dong Liu on April 21, 2015 and is headquartered in Beijing, China.