1. Yeti Co., LTD. : The company has made breakthroughs in the research and development of helium compressors, among which \"HE26L766NW helium injection screw compressor\" has been selected as the first (set) major technical equipment list in China.
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2, He Yuan gas: the company provides helium, nitrogen and other special. In 2019, helium accounted for about 24% of the special gas products, and the company has related patents. The company's special gases, high-purity hydrogen, high-purity helium, oxygen, nitrogen, and argon, have long been used in semiconductors, chips, integrated circuits, and customers have income.
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3. Shenleng Shares: The company has the ability to design and manufacture one-stop solutions for complete sets of equipment such as helium extraction and liquefaction, and plans to jointly build helium extraction, refining and liquefaction units with gas sources. The company has natural gas helium extraction technology and helium liquefaction technology.
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4. Kemet Gas: The company's electronic special rare gas project has produced qualified 99.9999% helium, and the helium output of the project is 144000Nm3\/ year.
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5. Jinhong Gas: The company's 2019 electronic special gas revenue accounted for 34%, reaching 390 million yuan. The company's main special gas products include helium, ultra-pure ammonia, etc., of which the market share of helium is about 2.57%.
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6. Zhongtai Shares: The company currently has 7 R&D projects, including the development of helium purification devices for large LNG plants; For the application of deep cultivation and deep cooling technology in industrial gas purification, purification and separation, the company has technical reserves for helium production, and has mature core equipment for helium production equipment. At present, the company's helium is mainly used in the production process. A complete set of plate-fin heat exchanger was provided for Fuhai helium chiller of Zhongke. Plate-fin heat exchanger is the core equipment of cryotechnology.
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7, Haohua Technology: wholly-owned subsidiaries Liming Yuan, Guangming Yuan and Southwest Yuan through the purchase of foreign hydrogen sources, purified, packaged and sold to domestic clients, high-purity helium full production and sales. Its Guangming Research Institute has a nitrogen and helium production capacity of 1,000 tons.
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8. China New Energy: The major shareholder China New Energy Group signed a tripartite cooperation agreement with the Institute of Physics and Chemistry of the Chinese Academy of Sciences and China Science and Technology Fuhai in July 2018, involving the development of helium resources and other fields.
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9. Walter Gas: Other semiconductors sold by the company include high-purity helium. The high-purity helium used for semiconductors is purified and produced by the company, and the ordinary helium sold is purchased.
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10. Hang Oxygen: The helium products sold by the company are self-produced, and some of the air separation equipment invested by the company have the ability to extract helium.
Helium listed companies are:
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1, Walt Gas: 2020 annual report shows that the company's operating income of 1 billion yuan, an increase of 18.44%, nearly 3 years compound growth of 10.58%.
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2, Steel research Gao Na: 2020 annual report shows that the company's operating income of 1.585 billion yuan, an increase of 9.57%, nearly 3 years compound growth of 33.26%. The company's main products are superalloys, which are the key materials for manufacturing the hot end components of aerospace engines, and the core materials for large power generation equipment, such as industrial gas turbines, helium turbines, thermal generators and other power units. 17 years 3 tons large vacuum induction furnace through the user production certification.
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3, ice wheel environment: the company in 2020 to achieve a total revenue of 4.044 billion, an increase of 5.83%. In May 19, the company successfully developed ultra-low temperature helium compressor, which can be applied to hydrogen liquefaction system, and the company is now paying attention to the research of compressor equipment for hydrogen fuel system.
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4, Kemet Gas: 2020 operating revenue of 519 million, an increase of 0.82%.