Yuanda China Limited 

Yuanda China Holdings Limited, an investment holding company, engages in the design, procurement, production, assembling, sale, and installation of curtain wall systems in China, the United Kingdom, the United States, Australia, and internationally. It provides double-skin, unitized, modular, and stick curtain wall systems, as well as point fixing frameless glass and frameless sides fixing glass curtain walls. The company also offers skylights, metal roof systems, curtain wall decorative components, breast board systems, canopy, energy saving aluminum doors and windows. In addition, it provides solar utilized, and night scene lighting and video curtain wall systems; and sun-shading and ventilation products. The company was founded in 1993 and is headquartered in Shenyang, China.