Crude oil、 gasoline、 diesel fuel[ Closed cup flash point≤60℃]、 kerosene[ Contains aviation kerosene]、 natural gas[Methane-rich]、 LPG、 Liquefied petroleum gas、 methane、 oxygen[ Compressed or liquefied]、 nitrogen[ Compressed or liquefied]、 Acetylene、 Sodium hydroxide、 potassium hydroxide、 nitrogen dioxide、2- Methylpentane、 Propane、 carbon dioxide[ Compressed or liquefied]、 ammonia、 Methanol、 ethanol( Anhydrous)、 Nickel sulfate、 Isobutane、 n-butane、 Isobutylene、 solvent oil[ Closed cup flash point≤60℃]、 coal tar、 naphtha、Wholesale of petroleum ether without storage( With a dangerous chemical business license); fuel oil(Removal of hazardous chemicals), Chemical raw materials and products(Removal of hazardous chemicals、 Monitoring chemicals、 Fireworks、 Civilian explosives、 Precursor chemicals), lubricating oil, Mineral Products, Metal materials and products, Building Materials, Energy-saving and environmentally friendly equipment, boiler, Gas equipment, Automobile refueling equipment, Sales of pressure vessels; Machinery and equipment rental; Environmental protection technology development; Mechanical and electrical equipment、 Security equipment、 Pneumatic equipment、 Installation of natural gas pipeline equipment、 maintain; Energy exploration technology、 Technological development in the field of gas technology、 Technology Transfer; Petroleum technical consulting services, Import and export of goods and technology。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments)