Chang Yi Sun

Nantong Guanyouda Magnet Co., Ltd. engages in the research, development, production, and sale of manganese zinc soft ferrite materials. It provides magnetic powder and magnetic cores. The company was founded on January 21, 2011 and is headquartered in Nantong, China.

Hkh National Engineering Research Center of Plastics Co., Ltd. engages in the development and manufacturing of macromolecular and plastic materials for home appliances, automobiles, electronics, chemical fibers, and construction materials. The company was founded on September 8, 1998 and is headquartered in Beijing, China.

Dongguan Hisun New Energy Materials Co., Ltd. manufactures lithium ion batteries. The private company is based in Dongguan, China. Dongguan Hisun New Energy Materials Co. was acquired by Dongguan Hisun New Energy Materials Co. Ltd. /Li/ from Jiangsu Kuangshun Photosensitivity New Material Stock Co. Ltd. on December 25, 2020 for $2.87 million. The Chinese company was founded in 2016. The CEO is Ji Hong Huang.

Shanghai Chunmi Electronic Technology Co., Ltd. engages in the research, development and production of Internet kitchen appliances and systems. Its products include rice cookers, induction cooktops, pressure cookers, ovens, and microwaves. The company was founded by Hua Yang and Bin Zhu in May 2013 and is headquartered in Shanghai, China.