Company Profile: Mainly engaged in the production and sales of new energy vehicles such as coal, coking, natural gas and hydrogen fuel cell vehicles.

Business scope: development and investment of coking plants, coal mines and coalbed methane, wholesale and retail of coke, metal materials, building materials, daily necessities and labor protection articles, processing and sales of coal, coke, coal gangue, metallic magnesium, iron ore powder and pig iron, and freight forwarding services.

Highlights of the company: it has a complete industrial chain system from coal, coking, natural gas to hydrogen fuel cell vehicles.

Second, the snowman shares

Company Profile: It is a company mainly engaged in the research and development, production and sales of ice making, ice storage, ice delivery equipment and ice making system, as well as the design, production and sales of cold water equipment, refrigeration, refrigeration, air conditioning, environmental protection and other refrigeration related products.

Scope of business: manufacturing and sales of refrigeration and air conditioning equipment, compressors and generator sets; Metal pressure vessel manufacturing; Pressure vessel design; Pressure pipeline design; Installation of pressure pipeline;

Highlights of the company: The company has advanced ice-making and cold-chain technologies, as well as advanced technologies in the hydrogen energy industry chain.

Third, Weichai Power

Company Profile: R&D is a national key enterprise that manufactures and sells internal combustion engines, and it is also the first company listed in China diesel engine industry.

Business scope: design, development, production, sales, maintenance, import and export of internal combustion engines, hydraulic products, new energy powertrain systems and their supporting products; Lease of self-owned houses; Steel sales; Enterprise management services.

Highlights of the company: China is a key enterprise in the internal combustion engine industry, leading a major project of fuel cell industrialization in China.

Fourth, Houpu shares

Company profile: The main business is to develop and sell compressed natural gas filling station equipment and liquefied natural gas filling station complete sets of equipment.

Business scope: design, development, manufacture, sales, leasing, maintenance and technical services of vehicles, ships, industrial and civil compressed and liquefied natural gas and hydrogen filling stations;

Highlights of the company: domestic gas filling equipment leader

V. Ke Mei Special Gas

Company Profile: It is a professional environmental protection enterprise that recovers tail gas and torch gas from petrochemical industry.

Business scope: production, filling, sales, transportation of industrial gas, medical gas, standard gas, special gas, mixed gas, food additive gas, electronic chemicals, gas product technical consultation, gas detection, gas cylinder inspection and treatment, storage service and ammonia gas sales.

Highlights of the company: the food-grade liquid carbon dioxide production enterprise with the largest annual production capacity.

Six, marine electrical machinery

Company Profile: The main business is the production and sales of micro-special motors, electric drive systems for new energy vehicles, automobile starters and generators, and magnetic materials.

Business scope: processing, manufacturing and sales: micro-motors, household appliances, sports and fitness machinery, electrical equipment, power tools, motor vehicle spare parts, electronic products and control appliances; Engaged in the export business of self-produced products and technologies of this enterprise.

Highlights of the company: the complete industrial chain of "motor+electronic control+hydrogen fuel cell" has been formed.