星空传媒91传媒制片厂|明星换脸五级片|麻豆传媒映画女演员王茜|麻豆在传媒在线|九九国产|91制片厂在线观看一二区|夜夜草视频|四虎影院在线播放|国产精品亚洲国际在线看|大象传媒国产第一页,麻豆映画传媒有免费的吗,91制片厂安卓,亚洲成年人精选,91你懂得国产,爱豆视传媒短视频免费,免费一级片

The Sanmei metal composite high-tech material production base, one of Zhongshan's key projects, broke ground in Sanjiao Town on March 24.

Zhongshan Sanmei High-tech Material Technology Co is a high-tech enterprise specializing in the R&D, production and sales of metal composite strip materials. It masters core technologies for manufacturing composite materials and precious metals and possesses numerous independent intellectual property rights.

With a total investment of 370 million yuan, the project covers a land area of 22,036 square meters. It is expected to produce 12,000 tons of precision copper composite materials, 6,000 tons of precision copper-nickel composite materials, 10,000 tons of precision nickel composite materials, 130 million units of battery cases, 50 million key automotive parts and 35 million precision electronic and electrical accessories per year.