1. Industrial gas equipment and technologies:
1. Industrial gases: ordinary industrial gases, electronic industrial gases, high purity gases, standard gases, etc.
2. Industrial gas equipment, systems and technologies: air separation, dissolved acetylene gas, hydrogen production equipment and technologies; pressure swing adsorption, membrane separation, gas purification, liquefied natural gas equipment and technologies, rare gas production equipment and technologies; recycling Treatment technique, mixed gases, standard gases and their preparation technique
3. Auxiliary equipment and materials for industrial gases: gas valves, air compressors, oxygen compressors, hydrogen compressors, nitrogen compressors, compressors, acetylene compressors, diaphragm compressors, expanders (pistons, turbines ), vacuum pumps, cryogenic liquid pumps and their vaporization equipment, thermal insulation, adsorption materials, gas filling equipment, welding and cutting equipment, catalysts, molecular sieve drying equipment, industrial gas purification equipment and technology
4. Industrial gas transportation and packaging materials: high and low pressure gas cylinders, low temperature insulated gas cylinders, winding gas cylinders, aluminum alloy gas cylinders and liquid storage tanks at low temperature
5. Gas analysis and applications: instrumentation, gas chromatograph, spectrometer, mass spectrometer, oxidation oxygen analyzer, trace analyzer
6. Industrial gas storage and transportation equipment: various fixed and mobile gas storage containers, gas storage tanks, gas storage cylinders, special containers and transportation pipelines
7. Industrial gas transportation vehicles: low temperature transportation vehicles, chemical liquid transportation vehicles, car transportation vehicles, various rail transportation and warehouse type semi-trailers and various tank transportation vehicles
2. Liquefied natural gas, liquefied petroleum gas (LNG, LPG):
1. Liquefied natural gas and petroleum gas engineering technology categories: LNG station engineering technology and equipment, LNG liquefaction plant technology and engineering equipment, liquefaction engineering technology and equipment FPSO, LNG vaporization plant technology and engineering equipment, LNG station engineering technology and equipment
2. Natural gas purification technology and equipment: removal technology and equipment, material removal technology and equipment, dehydration and drying technology and equipment, heavy hydrocarbon separation technology and equipment, material removal technology and equipment elimination of harmful impurities.
3. LNG logistics and transport equipment: large LNG carriers, small and medium-sized LNG carriers, LNG river transport LNG carriers, LNG road transport LNG carriers
4. Natural gas vehicles and vessels: CNG and LNG fuel vessels
5. LNG filling station equipment: LNG filling machine body, flow measuring device, LNG filling pump, LNG filling gun
6. Cryogenic liquid pump electrical equipment: large LNG storage tank integrated submersible pumps, LNG loading pumps, LNG unloading pumps, normal temperature and high temperature liquid pumps
3. Equipment (devices) and low temperature technology:
1. Cryogenic containers, cryogenic liquid tanks, tank containers, pressure vessels, cryogenic liquefaction equipment, cryogenic liquid trailers, liquid tanks, cryogenic equipment, cryogenic fixed storage tanks, cryogenic equipment, etc.
2. Various low temperature valves: low temperature valves, low temperature control valves, low temperature shut-off valves, safety valves, low temperature transport/cold boxes and storage tank liquid pipelines, joints, valves, devices insulation, etc.
3. Cryogenic pumps, cryogenic reaction tanks, expanders, reactors, compressors, liquid pumps, vaporizers, heat exchangers, automatic filling stations and gas filling station equipment, natural gas liquefaction and regasification devices