Doumob Co., Ltd. is investment holding company, which engages in the provision of mobile advertising services. The company is headquartered in Beijing, Beijing and currently employs 68 full-time employees. The company went IPO on 2019-03-14. The firm operates its businesses through two business segments. The Marketing Services segment is divided into online marketing and offline marketing, covering the provision of precise placement services for internet mobile advertisers, and operational service support for brand customers with one-stop online marketing solutions, as well as the provision of marketing activities such as retail terminal display optimization and promotional campaign execution for customers in the fast-moving consumer goods industry. The Other Sales segment is mainly involved in the sales of goods. The firm mainly conducts its businesses within domestic market.