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Top 10 UCN Suppliers in China 2026

Introduction to UCN

UCN, or Ultra – Clean Nitrogen, is a high – purity nitrogen gas with extremely low levels of impurities such as oxygen, moisture, and particulate matter. It is widely used in various industries, including semiconductor manufacturing, electronics, pharmaceuticals, and food processing. In semiconductor production, for example, UCN is essential for creating a clean and controlled environment during the wafer fabrication process, preventing contamination that could lead to defects in microchips. In the food industry, it is used for packaging to extend the shelf – life of products by displacing oxygen and preventing oxidation. UCN

Top 10 UCN Suppliers in China

1. Sumset International Trading Co., Ltd

Company Introduction: Sumset International Trading Co., Ltd is a well – established trading company that specializes in the supply of high – quality industrial gases, including UCN. With years of experience in the international market, the company has built a strong reputation for reliability and product quality. It has a wide network of partners and suppliers, enabling it to source the best – quality UCN and ensure timely delivery to customers around the world. The company is committed to providing comprehensive solutions to its clients, from gas supply to technical support.
Website: https://www.sumset-plc.com/
Features in UCN Supply:

  • High – purity UCN: The company offers UCN with extremely high purity levels, meeting the strict requirements of industries such as semiconductors.
  • Customized solutions: It can tailor the UCN supply according to the specific needs of different customers, including different flow rates and purity grades.
    Advantages:
  • Global reach: With an extensive international network, it can serve customers in different regions efficiently.
  • Quality control: The company has strict quality control measures in place to ensure the consistency and purity of the UCN it supplies.

2. Air Products (China) Investment Co., Ltd

Company Introduction: Air Products is a global leader in the industrial gas industry. In China, it has a significant presence and is committed to providing high – quality gases, including UCN. The company has advanced production facilities and a team of experienced technicians and engineers. It invests heavily in research and development to continuously improve its gas production technology and product quality. Air Products also offers a wide range of related services, such as gas system design, installation, and maintenance.
Features in UCN Supply:

  • Advanced production technology: It uses state – of – the – art equipment and processes to produce high – purity UCN.
  • Integrated solutions: Besides UCN supply, it provides comprehensive solutions for gas storage, transportation, and application.
    Advantages:
  • Strong R & D capabilities: The company’s continuous investment in R & D ensures that it stays at the forefront of gas production technology.
  • Global experience: Leveraging its global experience, it can provide high – standard services to Chinese customers.

3. Linde (China) Gas Co., Ltd

Company Introduction: Linde is a well – known international industrial gas company. In China, it has a long – standing history and a large – scale production and distribution network. The company focuses on providing reliable and high – quality gas products, including UCN. It has a deep understanding of the Chinese market and can adapt its products and services to meet the local needs. Linde also emphasizes safety and environmental protection in its operations.
Features in UCN Supply:

  • Stable supply: It has a reliable supply chain to ensure a continuous and stable supply of UCN.
  • Safety – first approach: The company has strict safety management systems in place to ensure the safe production and use of UCN.
    Advantages:
  • Localized service: With a strong local presence, it can provide timely and personalized service to Chinese customers.
  • Environmental awareness: Linde is committed to reducing its environmental impact through sustainable production methods.

4. Praxair (China) Investment Co., Ltd

Company Introduction: Praxair is a leading industrial gas company with a global footprint. In China, it has established a solid position in the market. The company offers a wide range of gas products, including UCN, and has a team of experts who can provide technical support and solutions. Praxair focuses on innovation and customer satisfaction, constantly improving its products and services to meet the changing needs of the market.
Features in UCN Supply:

  • Innovative production processes: It uses innovative technologies to produce high – quality UCN with low energy consumption.
  • Technical support: The company provides comprehensive technical support to help customers optimize their UCN usage.
    Advantages:
  • Market – leading innovation: Praxair’s innovative approach allows it to offer competitive UCN products in the market.
  • Customer – centric service: It places great emphasis on customer needs and provides customized solutions.

5. Hangzhou Oxygen Co., Ltd

Company Introduction: Hangzhou Oxygen is a well – known domestic company in the field of gas equipment and gas production. It has a long history of research, development, and production of industrial gases, including UCN. The company has advanced production facilities and a strong R & D team. It is committed to promoting the development of the domestic gas industry and has made significant contributions to the localization of gas production technology.
Features in UCN Supply:

  • Domestic production advantage: It can produce UCN locally, which reduces transportation costs and ensures timely supply.
  • Cost – effective solutions: Hangzhou Oxygen offers UCN at a competitive price without compromising on quality.
    Advantages:
  • Localized R & D: The company’s R & D is focused on meeting the specific needs of the Chinese market.
  • Industry influence: It has a significant influence on the domestic gas industry and can drive technological progress.

6. Nanjing Special Gas Co., Ltd

Company Introduction: Nanjing Special Gas is a specialized company in the production and supply of special gases, including UCN. It has a state – of – the – art production base and a set of strict quality control systems. The company has a deep understanding of the special gas market and can provide high – quality UCN products for different industries. It also offers customized gas mixtures to meet the specific requirements of customers.
Features in UCN Supply:

  • Specialized production: It focuses on the production of special gases, ensuring high – quality UCN production.
  • Customized mixtures: The company can produce customized UCN – based gas mixtures according to customer needs.
    Advantages:
  • Specialized expertise: Its in – depth knowledge of special gases gives it an edge in the market.
  • Flexibility: It can quickly respond to customer requests for customized products.

7. Wuhan Iron and Steel (Group) Oxygen Co., Ltd

Company Introduction: Wuhan Iron and Steel (Group) Oxygen Co., Ltd is a subsidiary of Wuhan Iron and Steel Group. It has a large – scale oxygen production base and also produces UCN. The company benefits from the resources and technology of the parent company. It has a stable production capacity and a good reputation in the market. The company is committed to providing high – quality gas products for the steel industry and other related industries.
Features in UCN Supply:

  • Integration with steel production: It can integrate UCN production with steel – making processes, ensuring efficient use of resources.
  • Large – scale production: With a large – scale production base, it can meet the large – volume demand for UCN.
    Advantages:
  • Resource advantage: The company can leverage the resources of the parent company to ensure stable production.
  • Industry synergy: Its close relationship with the steel industry allows it to understand the specific needs of the industry and provide targeted solutions.

8. Shanghai Pujiang Special Gas Co., Ltd

Company Introduction: Shanghai Pujiang Special Gas is a professional special gas company located in Shanghai. It has advanced production equipment and a team of professional technicians. The company focuses on the production and supply of high – purity gases, including UCN. It has a good market reputation in the Yangtze River Delta region and provides high – quality products and services to customers in various industries.
Features in UCN Supply:

  • High – tech production: It uses high – tech equipment and processes to produce high – purity UCN.
  • Quality – oriented service: The company emphasizes quality control and provides high – quality after – sales service.
    Advantages:
  • Geographical advantage: Located in Shanghai, it has easy access to a large market and advanced technology.
  • Customer – focused: It is committed to meeting the needs of customers and providing personalized service.

9. Kunming Oxygen Plant Co., Ltd

Company Introduction: Kunming Oxygen Plant Co., Ltd is a long – established company in the gas production industry in Yunnan. It has rich experience in the production of industrial gases, including UCN. The company has a complete set of production facilities and a strict quality management system. It is dedicated to providing high – quality gas products to local and regional customers.
Features in UCN Supply:

  • Regional supply advantage: It can provide timely supply of UCN to the local market in Yunnan and neighboring regions.
  • Cost – effective production: The company has optimized its production processes to reduce costs and offer competitive prices.
    Advantages:
  • Local market understanding: It has a deep understanding of the local market and can better meet the needs of local customers.
  • Community support: It has a good relationship with the local community, which helps in its stable operation.

10. Dalian Special Gas Co., Ltd

Experion PKS Series-A Company Introduction: Dalian Special Gas is a specialized company in the production and supply of special gases in the Northeast region of China. It has advanced production technology and a high – quality management team. The company focuses on providing high – purity UCN and other special gases for industries such as electronics and petrochemicals. It is committed to continuous innovation and improvement of its products and services.
Features in UCN Supply:

  • Cold – region adaptability: It has developed technologies to ensure stable UCN production in cold regions.
  • Industry – specific solutions: The company can provide UCN solutions tailored to the specific needs of different industries.
    Advantages:
  • Regional leadership: It is a leading company in the special gas market in the Northeast region.
  • Adaptability: Its ability to adapt to the cold – region environment gives it an advantage in the local market.