Introduction to Air Separation Unit
An air separation unit (ASU) is a crucial industrial device that separates atmospheric air into its primary components, such as nitrogen, oxygen, and argon, through various processes like cryogenic distillation. These components have a wide range of applications in industries such as steelmaking, chemical production, electronics, and healthcare. In China, the air separation unit manufacturing industry has witnessed significant growth, with numerous manufacturers offering high – quality products with advanced technologies. Air Separation Unit

Top 10 Air Separation Unit Manufacturers
1. Xinxiang Jiale Intelligent Equipment Co., Ltd.
Xinxiang Jiale Intelligent Equipment Co., Ltd. is a leading player in the air separation unit manufacturing field in China. The company is committed to providing intelligent and efficient air separation solutions. With a team of experienced engineers and technicians, it focuses on research and development, aiming to improve the performance and reliability of its products.
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Features in Air Separation Unit:
- Advanced Technology: It adopts the latest cryogenic distillation technology, which ensures high – purity separation of air components.
- Intelligent Control System: The ASUs are equipped with an intelligent control system that can monitor and adjust the operation parameters in real – time, improving the efficiency and stability of the unit.
- Customization: The company can customize air separation units according to the specific needs of different customers, meeting various industrial requirements.
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Advantages:
- Cost – effective: It offers high – quality products at competitive prices, which is very attractive to customers.
- After – sales Service: Xinxiang Jiale provides comprehensive after – sales service, including installation, commissioning, and maintenance, ensuring the long – term stable operation of the equipment.
- Innovation Ability: The company continuously invests in research and development, constantly improving its product performance and technological level.
Website: https://www.jialeasu.com/
2. Hangzhou Hangyang Co., Ltd.
Hangzhou Hangyang Co., Ltd. is a well – known large – scale enterprise in the field of air separation equipment. It has a long – standing history and rich experience in the industry. The company has a complete industrial chain, from R & D, design, manufacturing to installation and after – sales service.
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Features in Air Separation Unit:
- Large – scale Production: It can produce large – scale air separation units with high production capacity, which are suitable for large – scale industrial applications such as steel plants.
- High – Efficiency Heat Exchangers: The ASUs are equipped with high – efficiency heat exchangers, which can effectively reduce energy consumption during the separation process.
- Stable Operation: The products have a high degree of stability, with a low failure rate during long – term operation.
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Advantages:
- Strong Technical Strength: With a large number of professional technical personnel, the company can solve various technical problems in the production and use of air separation units.
- Good Reputation: It has a good reputation in the domestic and international markets, and its products are widely recognized by customers.
- Diversified Product Portfolio: In addition to standard air separation units, it also offers customized solutions for different industries.
3. Kaifeng Air Separation Group Co., Ltd.
Kaifeng Air Separation Group Co., Ltd. is one of the earliest air separation equipment manufacturers in China. It has a profound technical heritage and a strong manufacturing capacity. The company has always adhered to the principle of quality – first, constantly improving the quality of its products.
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Features in Air Separation Unit:
- Mature Technology: It has mastered mature cryogenic air separation technology, which can ensure the high – quality separation of air components.
- Energy – Saving Design: The air separation units are designed with energy – saving concepts, reducing the overall energy consumption of the equipment.
- High – Precision Manufacturing: The company uses high – precision manufacturing processes to ensure the accuracy and reliability of the equipment.
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Advantages:
- Long – term Experience: With decades of experience in the industry, it can provide reliable products and solutions.
- Localization Advantage: It has a good understanding of the domestic market demand, and can quickly respond to customers’ needs.
- Comprehensive Service: It provides a full – range of services, including pre – sales consultation, in – sales support, and after – sales maintenance.
4. Linde (China) Co., Ltd.
Linde is a global leader in industrial gases and engineering. In China, Linde (China) Co., Ltd. also has a significant presence in the air separation unit market. The company combines advanced global technologies with local market needs.
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Features in Air Separation Unit:
- Global – standard Technology: It introduces advanced air separation technologies from its global R & D centers, ensuring high – end product performance.
- Integrated Solutions: In addition to air separation units, it can provide integrated solutions that include gas supply systems and related services.
- Environmental – friendly Design: The ASUs are designed with environmental – friendly concepts, reducing emissions and environmental impact.
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Advantages:
- Global Brand Recognition: Linde is a well – known global brand, which gives customers more confidence in its products.
- Rich Project Experience: It has completed many large – scale air separation projects around the world, with rich project management experience.
- Technical Support Network: It has a wide – spread technical support network, which can provide timely assistance to customers.
5. Air Products (China) Investment Co., Ltd.
Air Products is a world – leading industrial gas company. In China, it has been actively involved in the air separation unit business. The company focuses on innovation and customer – centric solutions.
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Features in Air Separation Unit:
- Innovative Technology: It continuously invests in R & D to develop new air separation technologies, improving the efficiency and performance of the units.
- Flexible Configuration: The air separation units can be flexibly configured according to different customer requirements, providing personalized solutions.
- Remote Monitoring System: It is equipped with a remote monitoring system, which allows real – time monitoring of the equipment’s operation status from a distance.
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Advantages:
- Customer – oriented Service: The company puts the needs of customers first, and provides customized services to meet different industrial applications.
- Strong R & D Capability: With a large – scale R & D team, it can keep up with the latest technological trends in the industry.
- Safety Assurance: It has a strict safety management system to ensure the safe operation of air separation units.
6. Wuxi Xuelang Environment Technology Co., Ltd.
Wuxi Xuelang Environment Technology Co., Ltd. is not only involved in environmental protection but also has a certain strength in the air separation unit field. The company combines environmental protection concepts with air separation technology.
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Features in Air Separation Unit:
- Energy – efficient and Environment – friendly: The air separation units are designed to be energy – efficient and have a low environmental impact, in line with the company’s environmental protection philosophy.
- Modular Design: It adopts a modular design for air separation units, which makes installation and maintenance more convenient.
- Automation Level: The units have a high level of automation, reducing the need for manual operation and improving work efficiency.
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Advantages:
- Cross – industry Integration: The company’s experience in environmental protection can bring unique perspectives to the air separation unit business, providing more comprehensive solutions.
- Cost – control Ability: It has effective cost – control measures, which can offer cost – competitive products.
- Continuous Improvement: The company is committed to continuous improvement of its products and services, adapting to market changes.
7. Nanjing CIGP Technologies Co., Ltd.
Nanjing CIGP Technologies Co., Ltd. is a high – tech enterprise focusing on air separation technology. It has a group of professional R & D and technical personnel, and is committed to promoting the development of air separation technology in China.
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Features in Air Separation Unit:
- High – tech Application: The company applies advanced technologies such as artificial intelligence and big data in the design and operation of air separation units, improving the intelligent level of the equipment.
- High – Purity Separation: It can achieve high – purity separation of air components, meeting the requirements of high – end industries.
- Compact Design: The air separation units have a compact design, saving floor space and installation costs.
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Advantages:
- Innovative R & D Concept: The company has an innovative R & D concept, constantly exploring new technologies and applications in the air separation field.
- Fast Response to Market: It can quickly respond to market changes and customer needs, providing timely solutions.
- Technical Training Service: In addition to product sales, it also provides technical training services to help customers better use and maintain the equipment.
8. Hefei General Machinery Research Institute Co., Ltd.
Hefei General Machinery Research Institute Co., Ltd. has strong scientific research strength. It has been engaged in the research and development of air separation technology for a long time, and has made many achievements in this field.
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Features in Air Separation Unit:
- Advanced Research Results: The institute has a large number of advanced research results in air separation technology, which are applied in the design and production of air separation units.
- Testing and Certification: It has a complete testing and certification system, ensuring the quality and performance of the air separation units.
- Multi – functional Design: The air separation units can be designed to have multiple functions, such as different gas production ratios and purification levels.
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Advantages:
- Strong Scientific Research Foundation: The institute’s strong scientific research foundation provides a solid guarantee for the continuous improvement of product performance.
- Industry – university – research Cooperation: It actively promotes industry – university – research cooperation, bringing in the latest academic achievements and talents.
- Standard – setting Ability: It participates in the formulation of industry standards, playing an important role in the standardization of the air separation industry.
9. Shanghai Baosteel Industry Technological Service Co., Ltd.
As a subsidiary of Baosteel, Shanghai Baosteel Industry Technological Service Co., Ltd. has rich experience in the steel industry and also has a certain share in the air separation unit market. The company combines its steel – related experience with air separation technology.
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Features in Air Separation Unit:
- Steel – industry Compatibility: The air separation units are designed to be highly compatible with the steel industry, meeting the specific gas requirements of steel production.
- High – stability Operation: It can ensure the high – stability operation of air separation units in the harsh environment of steel plants.
- Integration with Steel Production Process: The company can integrate air separation units with the steel production process, improving overall production efficiency.
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Advantages:
- Industry – specific Experience: Its in – depth understanding of the steel industry gives it an advantage in providing targeted air separation solutions for steel plants.
- Large – scale Production Support: With the support of Baosteel’s large – scale production, it can produce air separation units in large quantities.
- Quality Assurance System: It has a strict quality assurance system, ensuring the quality of air separation units.
10. Chengdu Air Separation (Group) Co., Ltd.
Chengdu Air Separation (Group) Co., Ltd. is an important air separation equipment manufacturer in the western region of China. It has a good reputation in the local and domestic markets.
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Features in Air Separation Unit:
- Adaptability to Local Conditions: The air separation units are designed to adapt to the local climate and environmental conditions, ensuring stable operation.
- Cost – effective Solutions: It provides cost – effective air separation solutions, which are very suitable for small and medium – sized enterprises.
- Localized Service: The company can provide timely and efficient localized service, meeting the needs of local customers.
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Type Of Air Separation Unit Advantages:
- Regional Advantage: Its location in the western region gives it an advantage in serving local industries and expanding the market in the western area.
- Customer – focused Service: It focuses on customer needs and provides personalized service to different customers.
- Continuous Innovation: The company is constantly innovating in product design and manufacturing technology, improving the competitiveness of its products.