With headquarter located in Shanghai, USAS established sales offices, subsidiaries, throughout major cities and economy zones in China, to better serve customers.
USAS’ projects have been exported to America, Middle East, Asia and Africa. To expand foreign market, USAS has set up representative offices in North America, in South East Asia, to better serve overseas customers, as well as Chinese companies doing business overseas.


World Market

Chinese Market



Our Customers

At USAS we attribute our excellence in the industry to the long-term cooperation with our customers. These rewarding partnerships have put USAS on fast track to sustainable and rapid development. In the future we seek to continue to not only meet but even further exceed our customers’ expectations on a daily basis through sincerity and professionalism to forge and strengthen the mutual trust our partners and customers have in us.