yuguang gold and lead group limited liability company-凯发k8国际

home
about us
company profile president address
products
industry
h.r.
employment
responsibility
safe production environmental energy
contact us

lead industry
zinc industry
copper industry
rare and precious metals
recycling industry
alloy development
new materials
equipment manufacturing
mine exploration
trading logistics
other industries

silver ingot

implementation of the standard: gb / t4135-2016
applications: decorations, jewelry, currency, high-energy batteries, photographic materials, medicine, silver, electrical contact materials.

service hotline：0391-6699888
top