Found in 1992, Yinan Copper Co., Ltd. has developed more than 6 sister divisions, which are Foshan Nanhai Yinan Non-ferrous Metal Profiles Plant, Yinan Copper (HK) Co., Limited, Yinan Copper (Gaoyao) Co., Limited, Foshan Toppo Trading Limited, Zhaoqing Yifeng EDM Wire Limited, and Fengjun Investment Co., Ltd. Two of the sister divisions registered ten million yuans each. The company equips with 38,000 square meters in manufacturing facility and office area with 300 employees.

The company specializes in various copper related products include EDM wire, brass wire and screw, jewelry copper wire, silicon bronze wire, tin bronze wire and rods, electric wire, anti-corrosive silicon bronze screws, and foundry goods. Copper wire processing machines, including precise metal combined drawing machine line and continuous annealing wire drawing machine, are also manufactured。