USAS Building System (Shanghai) Co., Ltd. provides prefabricated steel structure building (PS building) subcontracting services in the People's Republic of China, Southeast Asia, the United States, and internationally. The company offers PS building subcontracting services, including design and optimization, procurement, production, on-site installation, and quality assurance services; and general contracting services that includes project lifecycle comprising project implementation, construction of primary structures, quality control, scheduling, safety, and budget management for both PS building subcontracting projects and PC building projects. It also provides industrial environmental equipment that focuses on the machinery filtering and acoustic systems, which provides customized intake, exhaust, and dust filtration systems, as well as noise reduction equipment designed for gas turbines. The company serves automotive and auto parts, machinery, food and beverage, textile, commercial construction, building materials, pharmaceutical, and other industries. The company was formerly known as United Metal Building System (Shanghai) Co., Ltd. and changed its name to USAS Building System (Shanghai) Co., Ltd. in April 2012. The company was incorporated in 1999 and is headquartered in Songjiang, China. USAS Building System (Shanghai) Co., Ltd. is a subsidiary of Broad Vision International Group Limited.