HT-SAAE (also known as Shanghai Aerospace Automobile Electromechanical, 上海航天汽车机电股份有限公司) is a company providing aerospace technology products and services. It offers polysilicon, solar cells, battery packs, photovoltaic-energy storage systems, air conditioning systems, electronic power steering (EPS), automotive electronic systems, and other solutions. The company also provides research and development, production, and sale of aerospace products in the field of civil-military integration.