Power System Resources (PSR) is the authorized Sales Representative and Distributor in the Greater China region for numerous companies serving the Electric Utility and industry Market. PSR was established in 1992, is incorporated in the commonwealth of Pennsylvania, U.S.A. and has sales offices in Beijing and Shanghai

In 1998, PSR established a Sino-American Joint Venture in Zhejiang Province, Haiyan Power System Resources Co., Ltd. (HYPSR). Its purpose is to manufacture Protection Relay and Automation Systems, Water Treatment Systems and Ash Classification Systems. This Joint Venture allows PSR to provide products and systems made in China based on foreign technology and know-how with superior quality and features, at competitive prices. Thus they can offer the most cost-effective products and systems. HYPSR is a qualified supplier of hi-tech, hi quality products and systems for Nuclear Power Plants and Coal Fired Power Plants