Tech R&D & Custom Solutions
Full-Process EPC Turnkey Services
Resource Integration
Overseas Project Experience
About Us
HANGZHOU SINNA GAS EQUIPMENT CO., LTD, founded in 2015 with 10 million CNY registered capital in Hangzhou, is a high-tech enterprise offering EPC-oriented services (R&D, design, manufacturing, contracting). With 80% core R&D personnel and ISO9001 certification, it provides industrial gas devices, automation solutions and core equipment.
Have a project team with over 30 years of overseas project experience
-
Provide customized solutions and full-process technical support
-
Customer-oriented and honest-win-win service philosophy
Product Center
- Oxygen Plant
- Nitrogen Plant
- Hydrogen Plant
- Air Dryer
- Natural Gas Plant
The VPSA Oxygen Plant for Steel Industry is an advanced on-site oxygen generation system designed for continuous,...
The VPSA Oxygen Plant for Chemical Industry is an advanced on-site oxygen generation system designed for continuous...
The Steelmaking Oxygen Supply System is a fully engineered industrial gas solution designed to deliver continuous,...
A Steel Oxygen Plant is an advanced industrial oxygen generation system designed to produce high-purity oxygen...
The PSA Oxygen Plant for Chemical Industry is an advanced on-site oxygen generation system designed for continuous...
Traditional oxygen supply methods such as liquid oxygen delivery or cylinder supply are increasingly inefficient and...
The SINNA GAS Oxygen Plant for Chemical Industry is a high-efficiency on-site oxygen generation system specifically...
The On-site Oxygen Generation System for Chemical Plants is a fully engineered industrial gas solution designed to...
SINNA GAS specializes in the design and manufacture of high-performance Skid Mounted PSA Nitrogen Plants for...
The PSA Nitrogen Plant is an industrial on-site nitrogen generation system designed to produce high-purity nitrogen...
The PSA Nitrogen Generator System is an industrial on-site nitrogen production solution designed to generate...
The On-site PSA Nitrogen Generation System is an advanced nitrogen production solution designed to generate...
The SINNA GAS On-site Membrane Nitrogen Generation System is a reliable, energy-efficient, and cost-effective...
The SINNA GAS Offshore Membrane Nitrogen Generation System is a fully engineered on-site nitrogen production...
The system is engineered for industries requiring medium-purity nitrogen (95%–99.5%), including oil & gas, chemical...
The SINNA GAS Membrane Nitrogen Generator for Oil & Gas Industry is a high-efficiency, on-site nitrogen generation...
Item: Hydrogen Generation Plant
Capacity: 1~200,000Nm3/h
Pressure: Normal pressure-3.0MpaG...
Item: PSA Unit For Hydrogen Production
Capacity: 3000-250,000 Nm3/h
Pressure: 1.5~5.5MPaG...
Item: Green Ammonia Production Plant
Capacity: 50 ~ 500,000 tons/year
Pressure: 15 ~ 30 MPaG...
Item: Hydrogen Electrolyzer Plant
Capacity: 1~3,000Nm3/h
Pressure: Normal pressure – 3.0MpaG...
Item: Heated Air Dryers
Heated air dryers are essential devices used to remove moisture from compressed air...
Item: Regenerative Desiccant Air Dryer
Applicable fluids: compressed air, non-corrosive air
Rated...
Item: Heatless Regenerative Desiccant Air Dryers
Applicable fluids: compressed air, non-corrosive air...
Item: Membrane Dryers for Compressed Air
Capacity: 0.1 ~ 500 Nm³/min
Pressure: 0.5 ~ 16.0 MPaG...
Item: Adsorption Air Dryers
Adsorption air dryers are essential devices used to remove moisture from...
Item: Refrigerated Air Dryer
Operation parameters:
Operating Pressure: 0.5 to 1.6 MPa(G)...
Item: Natural Gas Processing Plant
Capacity: 100 ~ 2,000,000 Nm³/d
Pressure: 2.0 ~ 10.0 MPaG...
Item: Liquefied Natural Gas Plant
Capacity: 50,000 ~ 10,000,000 tons/year
Product purity (methane...
Item: Compressed Natural Gas Plant
Capacity: 5,000 ~ 500,000 Nm³/d
Pressure: 20.0 ~ 25.0 MPaG...
Item: Natural Gas Separation Plant
Capacity: 50,000 ~ 1,000,000 Nm³/d
Pressure: 3.0 ~ 8.0 MPaG...
Item: LNG Regasification Plant
Capacity: 50,000 ~ 10,000,000 tons/year
Pressure: 4.0 ~ 7.0 MPaG...
Item: CNG Gas Production Plant
Capacity: 3,000 ~100,000 Nm³/d
Pressure: 20.0 ~ 25.0 MPaG...
Environmental Protection
Water Treatment
Steel
Petrochemical Industry
Chemical Industry
Customer Customization
We strictly adhere to national standards and regulations as well as customers' core needs to provide customized design services.
We develop refined design plans tailored to different project scenarios.
-
Our professional team provides one-on-one exclusive consulting services throughout the process.
-
We adjust the plan in real time according to your feedback, to fully meet your personalized requirements.
News Center
-
![Top 10 Nitrogen Plant Manufacturers]()
Mar09, 2026Top 10 Nitrogen Plant Manufacturers2026 Top 10 nitrogen plant Manufacturers in China Introduction to Nitrogen Plant A nitrogen plant is a facility that produces nitrogen gas through various me...
read more -
![HANGZHOU SINNA GAS EQUIPMENT CO., LTD. Has Successfully Passed The Annual Review Of ISO9001 Certi...]()
Jun21, 2024HANGZHOU SINNA GAS EQUIPMENT CO., LTD. Has Successfully Passed The Annual Review Of ISO9001 Certi...The certification body dispatched a team consisting of four experts, who spent a full week conducting a detailed review of SNNA's performance in the past yea...
read more -
![Diaphragm Hydrogen Compressor Successfully Passed FAT Certification]()
Oct23, 2023Diaphragm Hydrogen Compressor Successfully Passed FAT CertificationOn October 23, 2023, SNNA's "hydrogen membrane compression unit" successfully completed the FAT (factory acceptance test).
read more -
![50000Nm3/h PSA Unit Project Acceptance]()
Mar28, 202350000Nm3/h PSA Unit Project AcceptanceThe 50,000 Nm3/h PSA Unit is a hydrogen purification project that SNNA started in July 2023 and successfully delivered in July 2024. During the cooperation w...
read more
