Top 10 Air Separation Equipment Manufacturers in 2023

1. Hangyang

Country: China

Founded: 1950

About the company:

Hang Yang Group Co., Ltd. (hereinafter referred to as Hang Yang), which was founded in 1950 and listed on the Shenzhen Stock Exchange in 2010 (stock code: 002430), is a world-class supplier of air separation equipment and low-temperature petrochemical equipment, and a pioneer and leader of China’s gas industry.

In recent years, Hang Yang has adhered to the development strategy of “focusing on both ends, expanding horizontally, and making high-quality products”, and realized the whole industrial chain operation of “general contracting – equipment manufacturing – gas operation”.

At present, 48 professional gas companies have been invested and established nationwide, with a total oxygen production capacity of more than 2.5 million Nm3/h.

The gas supply mode is dominated by pipeline gas, on-site gas production, small treasure storage and liquid retail, and concurrently operates rare gas, ultra-high purity gas, bulk electronic gas, high-end medical gas, food preservation gas, etc.

It can provide integrated solutions for centralized gas supply in industrial gas island parks, and can develop special gas directionally as required.

Hang Yang has established a hydrogen industry development center to develop technologies and units related to hydrogen production, hydrogen storage and hydrogen liquefaction;

Develop new energy, energy-saving energy storage related technologies, equipment and energy gas products to help China achieve the dual carbon goal.

Hang Yang has won the national manufacturing industry single champion demonstration enterprise, national service-oriented manufacturing demonstration enterprise, China Quality Award nomination award, National Science and Technology Progress Award and other honors.

They are committed to creating a low-carbon and green society and becoming a world-class enterprise in the gas industry.

2. Linde

Country: Britain

Founded: 1879

About the company:

Linde is one of the world’s leading industrial gas and engineering companies. With high-quality technologies, services and solutions, it helps customers achieve greater success and protect the earth for sustainable development.

Linde’s terminal markets cover many industries, including chemical and energy, food and beverage, electronics, health care, manufacturing, metals and mining.

The industrial gases produced by Linde are used in various fields, from hospital oxygen to high-purity and special gases used in the electronic industry to hydrogen used for clean energy.

At the same time, Linde also provides a series of cutting-edge gas treatment solutions to support customer business development, improve efficiency and reduce carbon emissions.

Headquartered in Shanghai, Linde Greater China has about 2400 employees nationwide and operates more than 100 sites. Its business footprint covers North China, East China, South China and West China.

Linde is one of the leading gas supply and engineering companies in China.

In the chemical, petrochemical, metallurgy, manufacturing, electronics, food and medical industries, Linde has established partnerships with many leading customers, and helps customers achieve greater success with high-quality technologies, services and solutions.

3. Air Liquide

Country: France

Founded: 1902

About the company:

Air Liquide Group is a global school of gases, technologies and services in the field of industry and health.

Its business covers 78 countries/regions, employs about 64500 people, and provides services to more than 3.8 million customers and patients.

Air Liquide Group entered China as early as 1916, and began to provide air separation equipment to China in the 770s.

After years of steady development, it now has nearly 100 factories in China, covering more than 40 cities, and more than 5000 employees.

The main business scope of the Group in China includes industrial and medical gas operations, family health services, engineering and manufacturing businesses, as well as global markets and technologies and innovation businesses engaged in by Shanghai Innovation Park.

The company’s business has covered major coastal industrial regions in China, and continues to expand to the central, southern and western regions.

Air Liquide pursues profitable growth and sustainable development by creating outstanding performance and fulfilling its responsibilities.

Relying on the Group’s strategy and global resources, the Company focuses on energy, environment, high-tech, health and other fields to meet challenges and create new market opportunities.

With the strong support of the professional team, the company focuses on providing customers with reliable services and high value-added solutions, while fulfilling corporate social responsibility.

4. KF

Country: China

Founded: 1958

About the company:

Kaifeng Air Separation Group Co., Ltd. was established in 1958 and put into operation in 1965.

After more than 50 years of innovation and development, it has become the backbone enterprise and backbone of China’s air separation equipment manufacturing industry, and is subordinate to Henan Energy and Chemical Group.

The company’s main products are complete sets of large and medium-sized air separation and gas liquefaction supporting equipment, high pressure tube wound heat exchanger, metal assembled cold storage, chemical pressure vessels, environmental protection equipment and engineering, as well as various chemical gas cryogenic separation devices represented by liquid nitrogen washing, hydrocarbon separation, natural gas and coal bed gas separation and liquefaction devices.

Kaifeng Air Separation Plant has the design and manufacturing license for A1 and A2 pressure vessels and GC pressure pipes of special equipment;

With American ASME authorization certificate and “U steel seal”;

It has passed ISO9001 quality system certification and GB/T19022 measurement certification, and is a national first-class measurement unit.

The annual production capacity of large and medium-sized air separation equipment reaches 800000 cubic meters, and the product tonnage is 30000 tons;

25 sets of cold storage with an annual output of 500 tons;

10 sets of urban sewage equipment with an annual output of 100000 tons per day;

The annual output of chemical pressure vessels is 8000 tons;

It is one of the three major design and manufacturing bases of high-pressure coiled tube heat exchanger in China.

Kaifeng Air Separation Plant has provided more than 1000 sets of large and medium-sized air separation equipment and gas liquefaction equipment for China’s metallurgy, petrochemical, fertilizer, coal chemical, new energy, aerospace and other industries, and has exported more than 50 sets of equipment, covering many countries in Southeast Asia, the Middle East, Africa, Western Europe and other countries, and has become one of the world’s leading air separation plants.


Country: China

Founded: 1966

About the company:

Sichuan Air Separation Equipment (Group) Co., Ltd. (hereinafter referred to as “the Group”), located in Tianfu New District, Chengdu, is a national high-tech enterprise group with low-temperature technology as its core, covering an area of more than 800000 square meters and a total building area of more than 300000 square meters.

Since the establishment of the plant in 1966, the business scale has been expanding.

At present, it has 21 wholly-owned and holding subsidiaries, 7 joint ventures, total assets of more than 5 billion yuan, and annual sales revenue of more than 3 billion yuan.

The company has five sectors under its jurisdiction: cryogenic technology research institute, engineering, cryogenic equipment, industrial gas and general machinery.

The engineering segment includes complete equipment and system engineering for air separation, complete equipment and system engineering for natural gas liquefaction and multi-component gas low-temperature separation, as well as engineering services, installation and commissioning;

The manufacturing sector includes plate fin heat exchanger, cryogenic liquid storage and transportation equipment, cryogenic machinery dominated by turbine expanders, aluminum towers and various steel pressure vessels, gas compressors, cryogenic and special valves, cryogenic liquid cylinders, super insulated cryogenic infusion lines and argon in LNG filling stations), and production bases and companies of natural gas liquefaction plants, which are distributed in North China, East China, Northwest China, South China and other regions.

The company’s equipment manufacturing and engineering services in steel, nonferrous metallurgy, coal chemical industry, petrochemical industry, energy, electronics and other fields. Over the years, it has obtained more than 20 national, provincial and municipal science and technology awards;

It has won 30 quality honors such as the National Quality Gold Award, developed 65 domestically initiated products, 14 internationally advanced products and 71 national patents.

The company has passed and continuously maintained the effective operation and continuous improvement of 1S09,001 quality management system.

The unit equipment has A1, A2, C2 pressure vessel design, manufacturing license and B3 gas cylinder manufacturing license, American ASME authorization certificate, U, U2 steel seal and EU CE certification, which provide guarantee for the company’s product quality.

The low-temperature equipment and engineering projects that the company sells abroad cover more than 30 countries and regions in Europe, South America, the Middle East, South Asia, Southeast Asia, Africa, etc.

The company’s products and services are based on good faith and have established a good reputation among users at home and abroad.

6. Air Products

Country: USA

Founded: 1940

About the company:

Air Products (NYSE code: APD) is a leading industrial gas company, one of the Fortune 500 companies in the United States, with a history of 80 years.

The company focuses on serving energy, environment and emerging markets, and provides customers in many industries, including oil refining, chemical industry, metals, electronics, processing and manufacturing, food and beverage, with industrial gases, related equipment and application expertise necessary for production.

Air Products is also a global leading supplier of LNG technology and equipment.

The company develops, designs, builds, owns and operates some global super large industrial gas projects, including gasification projects, which convert rich natural resources into synthetic gas in a sustainable way for the production of high value-added electricity, fuel and chemicals;

Carbon capture project day;

And a world scale hydrocarbon free project to help global transportation and energy conversion.

In fiscal year 2020, the company’s operating sales in 50 countries and regions reached 8.9 billion US dollars, and its current market value is about 60 billion US dollars.

Under the guidance of the higher goals of the Air Products Company, more than 19 employees from different backgrounds in the world are enthusiastic, talented, loyal and dedicated.

They are committed to creating innovative solutions, helping improve the environment, enhancing sustainable development, and solving the challenges faced by customers, communities and the world.


Country: China

Founded: 1984

About the company:

FORTUNE is a professional manufacturer of liquefied natural gas plants, air separation devices, coil heat exchangers and low-temperature cold boxes, and has passed ISO14001:2004, 1ISO9001:2008, OHSAS18001 and ASME certification.

FORTUNE has successfully designed, manufactured and delivered more than 700 sets of air separation plants, LNG plants and cryogenic liquid tanks in China, Southeast Asia, the Middle East, Africa, Central Asia and Latin America.

The products are exported to Japan, Russia, the Middle East, Central and South America, Southeast Asia, Central Asia, Africa and other countries and regions.

FORTUNE is committed to becoming the world’s leading supplier of cryogenic system solutions, treating all cryogenic solutions with a serious attitude and professional experience.

With rich experience in LNG plants, air separation plants and other low-temperature equipment, they sincerely hope to provide you with good solutions.


Country: Japan

Founded: 1910

About the company:

TAIYO NIPPON SANSO Co., Ltd. was established on October 30, 1910, providing stable industrial gas supply for all industrial fields and strong support for the industrial foundation.

Industrial gases such as oxygen, nitrogen, argon and acetylene play an important role in all industrial fields such as steel, chemical industry, automobile, construction, shipbuilding and food.

TAIYO NIPPON SANSO will steadily supply the required gas to customers when needed.

In addition, TAIYO NIPPON SANSO also provides gas related equipment, services and gas applications that meet customers’ needs based on its rich technical capabilities cultivated over the years.

As a member of Nippon Oxygen Holding Group, TAIYO NIPPON SANSO Group, relying on its rich experience and unique technology development capability, provides a solid and reliable enterprise operation guarantee for production activities in various industries such as steel, chemistry, electronics, automobile, construction, shipbuilding, food, medical care, etc.


Country: China

Founded: 2003

About the company:

Kaifeng HURNGHE Air Separation Group Co., Ltd. is a high-tech enterprise and a manufacturer of air separation equipment, new energy equipment, gas compressor and industrial gas supplier with core independent intellectual property rights.

HURNGHE Air Separation Plant specializes in developing high-tech products, aiming to provide customers with advanced technology, stable operation, energy conservation and efficiency enhancement for domestic and foreign markets.

Customers who choose HURNGHE Air Separation Plant will surely benefit for a long time and achieve win-win cooperation.

The HURNGHE Air Separation Plant has 60 national invention patents and utility model patents;

It has a fluid dynamics experimental platform of refined pomegranate tower;

It has patented technology for manufacturing efficient energy-saving tower of air separation equipment;

It has strong strength to lead the high-end market of argon production technology;

It has an industry-leading R&D platform for high-purity ammonia products;

High cost performance of centrifugal air compressor;

The reciprocating gas compressor has unique long-term stable operation performance;

The comprehensive energy consumption index of the product is 1~5 percentage points lower than that of the industry;

More than 500 sets of air separation equipment have been put into the market and successfully started;

Advanced biological natural gas purification technology;

Various series of products have advanced technology, stable operation, energy conservation and efficiency enhancement.

The “HURNGHE Air Separation” enterprise has passed the GBT19001-2008 quality management system certification;

Have A1 and A2 pressure vessel manufacturing license, A1 and A2 pressure vessel design license, GC pressure pipeline design license, GC2 pressure pipeline installation, reconstruction and maintenance license;

Establish strict quality assurance system and quality control network;

Strengthen the research and application of on-site manufacturing process, and the products cover domestic metallurgy, petrochemical, chemical fertilizer, coal chemical, building materials and other fields, and are exported to Nigeria, Uzbekistan, Turkey and other countries.

10. SOPC

Country: China

Founded: 1997

About the company:

Suzhou Oxygen Generator Co., Ltd. is a professional enterprise engaged in the design, manufacture and service of gas separation and liquefaction equipment.

The company’s main business is the production and sales of gas separation and liquefaction equipment and liquefied natural gas.

The company’s gas separation and liquefaction equipment mainly includes large and medium-sized complete air separation equipment, small air separation equipment, low-temperature liquid storage and transportation equipment and petrochemical equipment, among which petrochemical equipment mainly includes natural gas liquefaction equipment, natural gas cracking hydrogen production complete equipment, chemical tail gas purification equipment, etc.

The company has A2, C2, C3 pressure vessel design and manufacturing certificate, GC pressure pipeline design certificate, ASME “U” and “U2”, Korean KGS quality management and ISO9001 quality assurance system, CCS factory certification, forming a combination of product research and development, manufacturing, sales and service, from technical consulting, scheme design and product manufacturing, installation and commissioning, personnel training Provide EPC services in terms of spare parts supply and technical support.

The company has strong cryogenic technology development capability. It is a provincial technology center for cryogenic technology research, development and design.

It has more than 50 designers with bachelor’s degree or above (including 12 with senior technical titles and 7 with master’s degrees), more than 10 kinds of professional design software for secondary development, more than 40 core technology intellectual property rights, including 11 invention patents for booster turbine expander, natural gas liquefaction equipment, high ammonia equipment, etc. 

The sales of high-tech products account for more than 70% each year.

Especially in the design of turbine expander and 3D solid package design, 3D flow technology and dynamic solid simulation are used, and PDM software system is used for the design management of the package project.

At present, the company’s leading products:

First, medium and large complete sets of air separation and liquefaction equipment and its main components, including purifier, rectification tower, turbine expander, oxygen compressor, nitrogen compressor, cryogenic liquid storage tank, tank car, tank container, etc;

The second is the production and sales of LNG, which is managed by Suzhou Huafeng LNG Co., Ltd., a holding subsidiary.

The products are distributed in metallurgy, petrochemical, machinery, electronics, building materials, magnetic materials, textiles, food and other industries, and exported to 47 countries and regions, including the United States, Russia, India, Ukraine, Kazakhstan, North Korea, Laos, Vietnam, Brunei, Sudan, Syria, Cambodia, the Philippines, Bangladesh, Nigeria and Indonesia.

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