Debao Zheng

Tongling Sanjia Yamada Technology Co. Ltd. is a private company that manufactures and distributes semiconductor equipment and semiconductors. The company is based in Tongling, China. The Chinese company was founded in 2002. Fei Wang has been the CEO of the company since 2013.

Anhui Ruizhen Business Management Co., Ltd. engages in business management services. The company was founded on April 14, 2016 and is headquartered in Hefei, China.

Part of Shanghai Hongwang Asset Management Co., Ltd., Tongling Sanjia Electronics (Group) Co., Ltd. operates as an investment holding company. The company is based in Tongling, China. The Chinese company is involved in the manufacture of chemical building material moulds and semiconductor plastic encapsulation moulds.

Anhui Guofeng Nonmetal High-Tech Materials Co., Ltd. engages in the processing and sales of non-metallic minerals and materials. The company was founded on May 11, 1998 and is headquartered in Chizhou, China.

Anhui Guofeng Group Ltd. engages in the production of PVC construction materials and plastic films. Its products include plastic building materials, plastic doors and windows, plastic films, plastic pipes, and plastic sheets. The company was founded on November 17, 1994 and is headquartered in Hefei, China.

Tongling Huaxiang Asset Management Co., Ltd. engages in the management of assets, investment, and equity. Its business activities include venture capital, industrial investment, and corporate investment management. The company was founded on January 23, 2019 and is headquartered in Tongling, China.

Shanghai Hongwang Asset Management Co., Ltd. engages in the sales of hardwires, mechanical equipment, and electronic products. The company was founded on May 21, 2010 and is headquartered in Shanghai, China.