... opportunity to introduce ourselves .Xiamen Jinbo Noble Metal Product Co., Ltd., a subsidiary of Hongfa Electroacoustic Co., Ltd., was established in 1995 ... , copper contact material may be used in current strength up to 16A. The addition of copper, especially of high ... YangSales DeptXiamen Jinbo Noble Metal Product Co., LtdNO.128, HongTangTou 1st Road, Tong'an, Xiamen, Fujian, China,361100Tel:+86-592 ...