Gas Equipment Manufacturer for Natural Gas, LNG & CNG

About HUAYI Gas Equipment

Tianjin Huayi Gas Equipment Co., Ltd. is a China-based manufacturer specializing in natural gas processing, pressure regulating and metering systems, gas odorization equipment, biogas upgrading and purification systems, and integrated skid-mounted solutions. Our capabilities cover equipment design, manufacturing, assembly, and technical support for natural gas transmission, distribution, and industrial applications. We also provide equipment solutions for LNG, CNG, and biomethane production projects, including biogas pretreatment and membrane-based upgrading systems. With a focus on project-specific requirements, HUAYI works with EPC contractors, engineering companies, and industrial customers to deliver reliable, customized gas equipment solutions.

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Quick Opening Closure

HUAYI Quick Opening Closure is designed for pressure pipelines and process equipment requiring convenient access for inspection, cleaning and maintenance. The closure can be engineered according to pipeline size, design pressure, material, connection and project requirements.

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High-Pressure Natural Gas Regulating & Metering Skid

HUAYI High-Pressure Natural Gas Regulating & Metering Skid is engineered for high-pressure natural gas transmission and distribution applications. The integrated skid can combine gas filtration, heating, ultrasonic flow metering and pressure regulation in a factory-assembled configuration according to project requirements.

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Natural Gas Pressure Regulating & Metering Cabinet

HUAYI Natural Gas Pressure Regulating & Metering Cabinet integrates gas filtration, pressure regulation, safety protection and optional metering within a compact enclosure for commercial, industrial and local gas distribution applications.

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Natural Gas Pressure Regulating Skid

HUAYI Natural Gas Pressure Regulating Skid is designed for medium- and low-pressure natural gas distribution and industrial gas supply applications, integrating pressure regulation, safety protection, bypass piping and optional monitoring functions.

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Natural Gas Metering Skid

HUAYI Natural Gas Metering Skids are engineered for accurate gas flow measurement in natural gas transmission, distribution and industrial gas supply systems, with metering instruments, valves, piping and control components configured according to project requirements.

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LNG Ambient Air Vaporizer

HUAYI LNG Ambient Air Vaporizer uses natural air convection to convert LNG into gaseous natural gas for downstream gas supply and regasification applications. Vaporization capacity, design pressure and configuration can be engineered according to project requirements.

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City Gas Pressure Regulating & Metering Station

HUAYI City Gas Pressure Regulating & Metering Station is designed for regional pressure regulation and gas distribution applications. The system can integrate filtration, heating, pressure regulation, metering, safety shut-off, odorization and control functions according to project requirements.

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CNG Pressure Reducing Skid

HUAYI CNG Pressure Reducing Skid is designed to receive high-pressure compressed natural gas from CNG tube trailers and reduce it to the required downstream supply pressure. The system can integrate CNG unloading, gas heating, multi-stage pressure reduction, metering, safety protection and optional odorization according to project requirements.

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LNG Gasification Pressure Regulating Skid

The working principle of the natural gas pressure regulating skid is mainly to reduce the pressure of high-pressure natural gas step by step and other processes, such as safety control, metering, odorization, etc., so that the gas pressure reaches the pressure that meets the specification requirements

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Customized Services

Tailored Solutions for Your Unique Needs

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Customer Service

Provide Pricing

Signing the Contract

Purchase of Raw Materials

Parts Processing

Assembly and Debugging

Inspection and Quality Control

Packaging and Factory Inspection

Equipment Delivery

Voltage Regulating Module

Metering Module

Machinery Control Module

Industry Solutions

Gas Equipment Solutions for Industrial Gas Supply, Transmission & Distribution, LNG/CNG and Biogas Applications.

LNG Regasification & Pressure Regulating Solution

Integrated LNG regasification and pressure regulating solution combining vaporization, pressure regulation, metering, odorization and control for city gas and industrial gas supply applications.

LNG Satellite Station Solution

HUAYI LNG Satellite Station Solution provides an integrated LNG receiving and gas supply configuration combining unloading, storage, regasification, pressure regulation, metering, odorization and control according to project requirements.

LNG Peak Shaving & Backup Gas Supply Solution

HUAYI LNG Peak Shaving & Backup Gas Supply Solution provides supplemental or standby natural gas supply when pipeline demand increases or the primary gas source is insufficient.

Natural Gas Pressure Regulating and Metering Station Solutions

HUAYI provides integrated natural gas pressure regulation and metering solutions for gas transmission stations, city gas networks and industrial gas supply systems. Equipment configurations may include filtration, pressure regulators, gas meters, safety s

CNG & LNG Refueling Station Solutions

HUAYI provides integrated CNG and LNG refueling station solutions for natural gas vehicle fueling applications. Our solutions cover key station equipment, gas handling, storage, dispensing, safety and control systems. Equipment selection and system config