Yongmao Holdings Ltd. engages in the manufacture, sale, and rental of tower cranes and construction machinery. It operates through the following geographical segments: The PRC, Hong Kong and Macau, Singapore, and Corporate Functions. The PRC segment relates to the manufacture and sale, with some rental and servicing of tower cranes and tower crane components and accessories. The Hong Kong and Macau segment offers rental, servicing, with some sale of tower cranes and tower crane components and accessories. The Singapore segment is engaged in the sale and servicing of tower cranes and tower crane components and accessories. The company was founded by Zhao Lin Sun and Ruo Nan Tian in 1992 and is headquartered in Singapore.