Yongmao Holdings Limited, an investment holding company, designs, develops, manufactures, sells, rents, and services construction machineries, tower cranes, and related components and accessories. The company offers Topless STT, ST, Luffing STL/STF, and Derrick Q series tower cranes under the Yongmao brand. It also maintains, installs, erects, and dismantles tower cranes. The company serves construction sites, infrastructure projects, and shipbuilding industry; and construction equipment distributors and equipment rental companies.