Qing Kai Wang

Zhenghai Group Co. Ltd. is a holding company composed of a group of enterprises involved in electronic stencils, magnetic materials, automotive parts & biotechnology. The company was founded in 1990 and is headquartered in Shandong, China.

Shanghai Grand County Power Control Technology Co., Ltd. engages in the technological research and development, manufacturing, and sale of new energy vehicle motors and controllers. The company was founded on November 11, 2005 and is headquartered in Shanghai, China.

Shanghai Junzheng New Energy Power System Co., Ltd. engages in the development of new technology, automotive, electronic, and electric power technology. Its business activities include electromechanical products performance testing, automobile motor controller system assembly, and computer software development. It sells automobiles, power equipment, electronic products, and electromechanical equipment. The company was founded on December 5, 2016 and is headquartered in Shanghai, China.

Yantai Zhenghai Electronic Mask Co., Ltd. engages in the production and sale of shadow masks for colour picture tubes and display tubes as well as related electronic products. It also provides after-sales technical services. The company was founded on February 3, 1993 and is headquartered in Yantai, China.