YAPP Automotive Systems Co., Ltd. research and develops, manufactures, sells, and services of energy storage system products and thermal management system products. It offers fuel systems, including high-pressure fuel systems for hybrid vehicles; battery pack shells; energy storage system; battery hydrogen storage system, etc. It operates in China, India, Russia, the Czech Republic, Germany, the United States, Mexico, Uzbekistan, and Brazil. The company was founded in 1988 and is headquartered in Yangzhou, China.