Ballard Power Systems Inc., founded on November 12, 2008, was originally named 7076991 Canadian Corporation and later changed its name to Ballard Power Systems Corporation. As a clean energy development company, Ballard is a world leader in the development and promotion of proton exchange membrane (PEM) fuel cells. The company's main business is to design, develop, manufacture and sell fuel cells according to different uses, and provide maintenance and authorized operation. Its core business is the commercial application of telecommunications backup power and material processing, the research and development of bus and distributed power generation, and the provision of various after-sales services.