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55# Yulan Street,zhengzhou,henan,China China
联系人 Mr. Yunzhi Zhang
办公地址 55# Yulan Street, zhengzhou, henan
The High Pure Single Crystal copper, made from one grain without any grain boundaries, processed in continuous casting of single Crystal metal. Its ex
We are specialized in produce high quality and high purity(5N|6N) single crystal copper & silver (OCC copper & silver). Our products have been expor
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