An integrated nitrous oxide & industrial gas producer in Hunan, China
Hunan Heyun Gas Co., Ltd. is a fully licensed Chinese producer of nitrous oxide (N₂O) and industrial gases, integrating in-house production, cylinder filling, and statutory inspection. We supply oxygen, carbon dioxide, argon, nitrogen and more to industrial, food-grade and export buyers worldwide.
From in-house gas production and cryogenic storage to certified cylinder filling and statutory equipment inspection, every stage runs under our own licenses — giving overseas buyers a single, accountable source.
- Established
- 2021
- Registered Capital
- CNY 8.88 million
- Legal Representative
- Wang Huajiang
- Location
- Zixing, Chenzhou, Hunan, China
Production, storage & filling
Cryogenic liquid storage tanks, automated filling stations and in-house cylinder inspection support consistent quality and volume.
What makes Heyun a safe choice
Integrated Production
In-house manufacturing, cylinder filling and inspection under one roof — full control over quality and supply.
Fully Licensed
Hazardous Chemical Business License, Cylinder Filling License and Special Equipment Inspection accreditation — verified compliance.
Export Ready
Import & export rights with UN-classified hazardous-goods documentation for smooth international shipping.
Broad Gas Range
Nitrous oxide, oxygen, carbon dioxide, argon, nitrogen and more — compressed and cryogenic liquid forms.