Tangshan City Treasure Industrial Co., Ltd., established on 2012-05-09, The scope of business includes the installation of wood-plastic composite materials,Production,Sales;Production of wood-plastic overall fast-installation room,Install,Sales;Design of wood-plastic and finished products,research and development;Biomass waste carbonized fuel production,Sales,research and development(The pollution discharge certificate is valid until2016year6moon30day);Metal structure processing(limited branch operation);Metal materials and metal mineral products(No precious metals),building materials(Lime free,Sand and gravel),Wujinjiaodian,coke(except high sulfur coke,no storage),Chemical Products(Except for flammable and explosive hazardous chemicals),daily necessities,Clothing and shoes,knitted goods,lubricating oil,Equipment,ceramics,plastic products,crafts(Except for national special approval projects),Wholesale and retail of sanitary ware;Advertising Design,make,release,acting;Goods and technology import and export services(Except for items prohibited by the state,Items restricted by the state can only be operated after obtaining a license);recycled chaff,wheat husk,plant straw,Domestic waste(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)*