Supply chain management and supporting services, Hazardous chemicals:( Operations without storage facilities) Toluene-2,4- diisocyanates、 Toluene-2,6- diisocyanates、 Toluene diisocyanate、 Sodium hydroxide、 Sodium hydroxide solution、 benzene、 Xylene、 dichloromethane、 diphenylmethane diisocyanate、 Dibutyl dimethicone( Dodecanoic acid) tin、Dimethylamine solution、N,N- Dimethylbenzylamine、N,N- Dimethylcyclohexylamine、N,N- dimethylformamide、N,N- dimethylethanolamine、Diethylenetriamine、 Cyclopentane、1,2- Propylene oxide、 Ethylene oxide、2- Methylbutane、 Methyl tert-butyl ether、 Hexamethylene diisocyanate、 potassium hydroxide、 Potassium hydroxide solution[ content≥30%]、 Phosphorus oxychloride、 Stannous octoate、 Isophorone diisocyanate、 n-pentane( The above scope of business is operated with a valid dangerous chemical business license); Chemical products and raw materials(Removal of hazardous chemicals)、 Petroleum products( No refined oil、 Hazardous chemicals and monitored chemicals)、 Coke and coal chemical products( Does not contain hazardous chemicals and monitored chemicals)、 Sponges and sponge products、 Rubber and plastic products、 Packaging materials、 Mechanical equipment、 Auto and Motorcycle Parts、 Wholesale and retail of building materials; Car and home cleaning products、 Car seat cushions、 Car interior、 disinfectant、 Hygiene products、 Hardware and Electrical、 Daily chemicals、 Metal materials、 Wholesale, retail and online sales of chemical fiber products; Pharmaceuticals and pharmaceutical intermediates、 pesticide( Except restricted pesticides) and sales of pesticide intermediates;Sales of firefighting equipment and supplies; Software Development、 Sale, Self-operated and agency import and export of goods and technology( However, this does not apply to goods and technologies that are restricted or prohibited from import and export by the state.), Business Information Consulting, Biotechnology、 Optoelectronics Technology、 Energy Technology、 Technical research in the field of environmental technology、 Technical Services、 Technology Transfer、 Technical Consulting。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments)