Zhengmin Group was founded in 1988, focusing on the production of ferrite rotor magnets and Nd-Fe-B rotor magnets.

Zhengmin Group started the first batch production of ferrite rotor magnets in China in 1995.

Ferrite rotor magnets produced by Zhengmin Group are widely used in submersible pumps, filters, drainage pumps, synchronous motors and other products.

Zhengmin Group is the world's largest manufacturer of rotor magnets. It has four major production bases.

The first production base is Xuzhou General High Tech Magnetoelectric Co., Ltd., located in Jiawang District, Xuzhou City, Jiangsu Province, covering an area of 130 mu, a construction area of 39000 square meters and more than 600 employees.

The second production base is Jiangsu Zhengmin High Tech Magnetoelectric Co., Ltd., located in Xuzhou Economic and Technological Development Zone, covering an area of 200 mu, a construction area of 63000 square meters and more than 200 employees.

The third production base is Guangdong Zhengmin High Tech Magnetoelectric Co., Ltd., located in Fusha Town, Zhongshan City, covering an area of 60 mu, a construction area of 28000 square meters and more than 200 employees.

The fourth production base is Anhui Chaoyu Magnetoelectric Technology Co., Ltd., located in Duji District, Huaibei City, Anhui Province, covering an area of 520 mu, a construction area of 150000 square meters and more than 300 employees.

The rotor magnets of Zhengmin Group are exported to more than 30 countries and regions in Europe, America and Asia.