Welcome to JINYUANCHEM online.we have redesigned our website to provide you with the most up-to-date information about our products and services with easy navigation to our product specification and contact information.Our company is a sino-foreign joint-ventured manufacturer,registered in China in 1994.Now we mainly produce Lead Nitrate,Copper Sulphate pentahydrate,Lead Oxide(fire assay grade),Fire Assay Flux,95% of our product is exported.Supplying you satisfied products and perfect service i...