Sales of petrochemical products( Except for hazardous chemicals of finished oil products)、 Chemical raw materials( Except for hazardous chemicals)、 Petroleum products( Except refined oil)、 Chemicals、 Biologics、 Laboratory Equipment、 furniture、 waterproof materials、 paint、 Plumbing equipment、 coke、 Hardware and Electrical、 Chemical machinery and equipment、 Instruments、 rubber products、 plastic products、 Auto Parts、 steel、 Building Materials、 Daily necessities、 Mineral Products( Except coal)、 Electronics、 Metal materials、 Plastic raw materials、 solvent oil、 Non-ferrous metals、 agricultural products、 Gas cylinders and accessories、 Cryogenic liquid storage tanks and supporting equipment、 Gas pipes and accessories、 Labor protection supplies、 No. 7 fuel oil、 Clothing, shoes and hats、 Knitted textiles、 office supplies、 communications equipment( Except satellite receiving equipment)、 electrical equipment、 Arts and Crafts、 Computer hardware, software and accessories、 Decorative materials、 wood、 Home appliances、 Wires and cables、 lubricating oil、 fuel oil( Limited to members registered with the Beijing Petroleum Exchange for on-site trading); Host exhibitions; Technical Consulting、 Information Consultation、 Economic Information Consulting( Except intermediaries); Rental machinery and equipment; real estate development; Property Management; Import and export of goods( Except for goods under state-owned trading management)、 Import and export agent、 Technology import and export; Technology Development、 Technical Services、 Technology Transfer、 Technical training; Investment Management; Project Investment; Corporate image planning; Car decoration; Home Decor; Graphic Design; Accept commission to provide labor services; Professional Contracting; Operating without storage facilities: naphtha, Methanol, benzene,N,N- dimethylformamide,1,2- Propylene oxide[ Suppressed], Propylene, Ethylene oxide,3- methyl-2- Butanone, Thiophene, Acetonitrile, coal tar, Methyl tert-butyl ether, Tetrapropylene, Coal tar pitch( Dangerous Chemicals Business License is valid until2022 Year01 moon20 day)。( Market entities independently choose business projects in accordance with the law, Carry out business activities; Projects that require approval according to law, Carry out business activities in accordance with the approved content after approval by relevant departments; Not be allowed to engage in business activities of projects prohibited or restricted by national and municipal industrial policies。)