Ningbo Changzhen Copper Industry Co., Ltd., founded in 1984, is a green circular economic enterprise, specialized in production of high-end and medium brass alloy rods, wires and profiled bars from waste copper. The company covers a total area of 92,000 square meters and boasts 420 employees, out of whom 80 are professional technicians and over 20 are medium and senior ones. The major product of “Changzhen” environment-friendly copper are extensively applied in industries of electronics, electric appliances, kitchen and bathroom, communication, auto parts, refrigeration and fire fighting equipment. The market share of the products ranks No. 3 in China and was certified as one of the Top 10 Copper Rod & Wire Enterprises in China.

The company now boasts 41 national authorized patents, and 10 out of the 41 are invention patents.

The company has been honored as Zhejiang Green Enterprise, Zhejiang Industrial Circular Economy Demonstration Enterprise, Zhejiang Learning-type Enterprise, Zhejiang Credit Management Demonstration Enterprise, Top 500 Zhejiang Merchants in China, Top 100 Enterprises in Ningbo and Yuyao Mayor Quality Prize. The trademark of “Changzhen” is a famous trademark in Zhejiang Province and the “Changzhen” Copper is Zhejiang Famous Product.