مكان المنشأ
Chongqing, China
اسم العلامة التجارية
chuanyi
Chemical Composition
72% silver and 28% copper
Port
Shanghai, Ningbo, Shenzhen, Qingdao, Lianyungang, Guangzhou
Certificate
ISO9001, ISO45001, ISO14001
Sample
Support Sample Service
Advantage
Customized Service Provided