Hongyuan is a major source of flotation reagents ,in North China and can deliver custom solutions to specialized problems.We sell a full range of mining chemicals and can supply all the needs for any mine. In addition to Xanthates, the core of our mining chemical line of products, we offer Collectors, Activators, Depressants,frothers and various commodities.Hongyuan entered the mining chemical industry in2004 ,now we have own two production base...