Hengfeng County Kaiyi Industrial Co., Ltd., established on 2014-12-19, The scope of business includes gold,silver,platinum,Palladium,rhodium,ruthenium,iridium,lithium,indium,cobalt,molybdenum,copper,aluminum,rhenium,osmium,tin metal scrap,spent catalyst,Defective products,Comprehensive recycling of various wastes of electronic components;High Purity Precious Metals,noble metal compound,noble metal catalyst,Research and development of multi-metal composite materials,Production,Sales,trading;Import and export trade of precious metals;one,polysilicon material,Silicon rod,silicon wafer,Recycling of Waste Silicon Materials,Processing and sales;New equipment,New Materials,new technology development,to promote,transfer,Serve;Self-operated and agent import and export of various goods and technologies;Environmental Equipment Technology,Non-ferrous metal smelting technology;Disposal and comprehensive utilization of surface treatment waste and recovery of recycled materials;Hazardous Waste Treatment.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)