Quick answer: the top-ranked nitrogen generator brand in China on this list is SMC (Sichuan). 1 Chinese brands are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked nitrogen generator brands
How this list is ranked- 01
SMC SMC
Registered as 西梅卡亚洲气体系统成都有限公司 in 1995.
- Nitrogen generators
Why it ranks here: registered legal entity on file; email and phone published; operating since 1995.
International nitrogen generator brands in China
Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.
- INT
Air Liquide Air Liquide
Registered as 液化空气(中国)投资有限公司 in 2004.
- Nitrogen generators
- Air separation equipment
- Specialty Gases
- Liquid nitrogen
Why it ranks here: registered legal entity on file; email and phone published; operating since 1902.
- INT
Atlas Copco Atlas Copco
Registered as 阿特拉斯·科普柯(中国)投资有限公司 in 1998.
- Nitrogen generators
- Spanner
- Smart electric screwdrivers
- Pneumatic motors
- Air compressors
- Pneumatic tools
Why it ranks here: registered legal entity on file; email and phone published; operating since 1873.
- INT
Parker Parker派克
Registered as 派克汉尼汾流体传动产品(上海)有限公司 in 1996.
- Nitrogen generators
- Sealing rings
- Thermal Grease
- Pneumatic components
- Mold Release Agents
- Filters
Why it ranks here: registered legal entity on file; email and phone published; operating since 1917.
- INT
IngersollRand IngersollRand英格索兰
Registered as 英格索兰(中国)投资有限公司 in 1996.
- Nitrogen generators
- Smart electric screwdrivers
- Pneumatic motors
- Air compressors
- Pneumatic tools
- Compactor
Why it ranks here: registered legal entity on file; phone published; operating since 1930.
More Nitrogen generators brands and companies
| Brand | Registered company | Website | Email / phone |
|---|---|---|---|
| HitachiHitachi日立产机 | 日立(中国)有限公司 | hitachi-iec.cn | 010-65908111 |
| PeakPeak毕克气体 | 毕克气体仪器贸易(上海)有限公司 | peakgasgeneration.cn | 400-888-1612,021-50791190 |
| AIR PRODUCTSAIR PRODUCTS | 空气化工产品(中国)投资有限公司 | — | — |
| LindeLinde林德工程 | 林德亚太工程有限公司 | — | — |
| NIPPON SANSONIPPON SANSO | 日酸投资有限公司 | — | — |
Frequently asked questions
How many nitrogen generators manufacturers and suppliers in China are listed here?
10 companies are listed for nitrogen generators (制氮机). 1 Chinese manufacturers have full profiles and are ranked; 4 international brands with China operations are listed separately.
Where are China's nitrogen generators manufacturers located?
Among profiled companies: Shanghai (4), Sichuan (1).
How is this list ranked?
By the completeness and verifiability of each company's data: a registered legal entity, an official website, published contact details, a product range and company history. The rank is not a quality rating, and no company pays for its position. See How we rank for the full method.
How do I contact these manufacturers?
Each listing shows the company's official website and, where published, its email and phone number. Of the 10 companies listed, 7 have an official website and 4 publish an email address.