Top 10 Air Separation Unit Companies in China​

Jun 23, 2025

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In the rapidly evolving landscape of China's industrial sector, air separation unit (ASU) manufacturers are the unsung heroes powering a multitude of industries. These manufacturers are at the forefront of providing essential equipment for industries ranging from metallurgy and chemicals to healthcare and energy. This article delves into the top 10 ASU manufacturers in China, with a particular focus on NEWTEK, a company that has been making significant waves in the industry.​

 

Air Separation Unit in Steel Plant

 

 

Newtek

 

Air Separation Unit (ASU): Working Principle And Applications

Newtek has been deeply involved in the industrial field for many years, providing advanced industrial solutions to global customers with innovative technology and excellent quality. ​
 

●Experience and Innovation: With deep industry experience, we accurately grasp market demand and continue to develop cutting-edge technologies. ​
●R&D and Quality: The top team drives innovation, strictly controls the quality of the entire process, and the products are trusted worldwide. ​
●Service and Layout: Covering the global business network, providing customized services and one-stop technical support. ​

Air Separation Equipment Product Promotion ​


Newtek air separation equipment enables the development of multiple industries with efficient and reliable gas production solutions. ​
●Technology Leadership: Using cryogenic distillation and adsorption separation technology to ensure high-purity gas output. ​
●Perfect Service: Customized solutions adapt to needs, full-cycle after-sales support to ensure efficient operation of equipment.

 

Other Notable ASU Manufacturers in China​

 

Hangyang (Hangyang)​


Hangyang, founded in 1950, is one of the giants in the Chinese ASU manufacturing industry. Listed on the Shenzhen Stock Exchange in 2010 (stock code: 002430), it has a comprehensive business model that encompasses engineering general contracting, ASU manufacturing, and industrial gas operation. The company has a vast domestic footprint, with over 30 specialized gas companies under its umbrella. Its products are not only widely used in China but also exported to more than 40 countries and regions in the Americas, Europe, and Asia, representing the high standards of Chinese ASU manufacturing on the global stage.​

 

Linde Gas​


Originating from Germany in 1879, Linde Gas is a global leader in the industrial gas and engineering sectors. With subsidiaries scattered across more than 100 countries, it has a significant presence in China. Linde Gas offers a wide range of industrial gases and related services, playing a crucial role in supporting various industries in the country.​

 

Air Liquide (France Liquid Air)​


Established in France in 1902, Air Liquide has been a pioneer in the global industrial and health sectors. It provides a diverse range of gases, technologies, and services. Having entered the Chinese market as early as 1916, it now operates nearly 100 factories in over 40 Chinese cities. Its business spans industrial and medical gas operations, home health services, and engineering and manufacturing, meeting the diverse needs of different customer segments.​

 

Kaifeng Air Separation (Kaifeng air separation)​


in 1958, Kaifeng Air Separation, backed by Henan Energy and Chemical , is a mainstay in China's ASU manufacturing industry. It offers a comprehensive range of products, including large and medium-sized air separation units, gas liquefaction equipment, high-pressure wound tube heat exchangers, and more. These products serve as the backbone for industries such as chemicals and energy, driving the efficient operation of these sectors.​

 

Sichuan Air Separation ​


Since its establishment in 1966, Sichuan Air Separation has been centered around cryogenic technology. Comprising five major business segments, including a cryogenic technology research institute, engineering, cryogenic equipment, industrial gases, and general machinery, it is a diversified high-tech enterprise group. Its engineering segment, in particular, offers one-stop cryogenic technology solutions, from the design and supply of air separation and natural gas liquefaction equipment to comprehensive engineering services and installation and commissioning.​

 

Air Products​


Emerging in the United States in 1940, Air Products has been dedicated to meeting the needs of the energy, environment, and emerging markets. It provides industrial gases, related equipment, and technical expertise to a wide range of industries, including refining, chemicals, metals, electronics, and food and beverage. Having entered the Chinese market in 1987, it now has over 30 companies in the country, contributing to the development of the local industrial gas sector.​

 

FORTUNE​


in 1984, FORTUNE is a master craftsman in the fields of air separation and liquefaction. Specializing in the design, manufacture, and integration of air separation units, liquefied natural gas (LNG) plants, high-pressure wound tube heat exchangers, cryogenic chemical cold boxes, and more, it is a key provider of cryogenic system solutions in China. With over 700 air separation units, LNG plants, and cryogenic liquid storage tanks installed both domestically and abroad, it has built a solid reputation for quality and reliability.

TNSC (Taiyang Nippon Acid)​


Born in Japan in 1910, TNSC, under the Mitsubishi Chemical Holdings , is one of the world's largest industrial gas and ASU manufacturers. It supplies a variety of industrial gases, such as oxygen, nitrogen, and argon. Having set up factories in China in 2007, it has expanded its business globally, covering regions like Japan, the United States, Europe, Asia, and Oceania.

Huanghe Air Separation​


Established in 2003, Huanghe Air Separation is an innovative pioneer in the fields of air separation equipment and new energy equipment. Equipped with core independent intellectual property rights, it is a manufacturer of air separation units, new energy equipment, and gas compressors, as well as a supplier of industrial gases. With over 500 air separation units to its credit, its self-developed-low pressure oxygen-enriched air separation units are widely used in industries such as steelmaking, cement, and glass manufacturing, contributing to energy conservation and emission reduction.

 

​Suzhou Oxygen​


in 1971, Suzhou Oxygen has been a dedicated practitioner in the field of gas separation and liquefaction equipment. Specializing in the design, manufacture, and service of such equipment, it also engages in the production and sales of liquefied natural gas. Offering a complete range of services, from technical consulting and solution design to product manufacturing, installation, commissioning, personnel training, and long-term technical support, it provides general contracting services to its customers.​
In conclusion, the ASU manufacturing industry in China is a vibrant and competitive one. With manufacturers like NEWTEK leading the charge in technological innovation and product quality, and a host of other reputable companies offering diverse products and services, the industry is well-positioned to meet the growing demands of China's industrial development. As industries continue to evolve and new technologies emerge, these manufacturers are likely to play an even more crucial role in driving the growth and sustainability of China's industrial sector.​

 

 

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