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Sichuan Senjie
Fuel Gas Equipment

Leading Manufacturer of CNG/LPG Conversion Systems Since 1999
Trusted in Over 40 Countries Worldwide

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About Sichuan Senjie

One of China's largest manufacturers of LPG/CNG conversion equipment, delivering reliable, high-performance solutions since 1999.

Sichuan Senjie Factory

Sichuan Senjie Fuel Gas Co., Ltd., located in Chengdu, China, is one of the largest LPG/CNG conversion equipment manufacturers in the country. Established in 1999, we have successfully completed the CNG conversion of over 1,000,000 vehicles across China.

Our products are now used in more than 40 countries worldwide. We specialize in independent design and R&D for CNG/LPG conversion parts and accessories tailored to customer requirements.

1M+
Vehicles Converted
40+
Countries Served
25+
Years Experience
100%
OEM Support

Our Products

High-quality, durable CNG/LPG conversion components engineered for performance, safety, and efficiency.

Complete CNG Kit

Complete CNG Kit

All-in-one conversion solution including reducer, ECU, injectors, and mounting hardware.

OEM & Custom Options
CNG Reducer

CNG/LPG Reducer

Regulates gas pressure from cylinder to injection system for optimal engine performance.

Critical Performance Component
ECU Kit

ECU Kit

Electronic Control Unit for precise gas injection timing and fuel-air ratio management.

Smart Engine Integration
Rail Injector

Rail Injector

High-precision gas injectors ensuring even fuel distribution and smooth engine operation.

Optimized Combustion
CNG Cylinders

CNG Cylinders

High-strength, lightweight composite cylinders for safe and efficient gas storage.

Available in Multiple Sizes
Conversion Accessories

Accessories

Comprehensive range including filters, pressure sensors, valves, and mounting kits.

Complete System Support
LPG Conversion Kit

LPG Conversion Kit

Dedicated LPG systems for vehicles requiring liquid propane injection technology.

Dual-Fuel Ready
Digital Reducer

Digital Reducer

Advanced electronic pressure regulation with real-time feedback and diagnostics.

Next-Gen Control
CAN-Bus ECU

CAN-Bus ECU

Modern ECU with CAN communication for seamless integration with vehicle electronics.

Plug-and-Play Ready
High-Flow Injector

High-Flow Injector

Designed for high-performance and commercial vehicles with increased fuel demand.

Heavy-Duty Application
Type IV Cylinder

Type IV Cylinder

Lightweight composite cylinder with carbon fiber wrap for maximum safety and efficiency.

Ultra-Light Design
Service Kit

Service & Maintenance Kit

Complete toolkit for installation, calibration, and routine maintenance of CNG systems.

Support for Installers

Our Services

From vehicle conversion to station infrastructure, we offer end-to-end CNG/LPG solutions.

Vehicle Conversion Service

Professional CNG/LPG conversion services for passenger cars, taxis, buses, and commercial fleets. Our certified technicians ensure safe, compliant installations that meet international standards.

  • OEM-Quality Components
  • Certified Technicians
  • Warranty & Support
  • Emissions Compliance
  • Performance Tuning

Filling Station Solutions

Turnkey CNG filling station design, equipment supply, and commissioning. We provide scalable solutions for public, private, and fleet refueling operations.

  • Station Design & Planning
  • Equipment Supply (Compressors, Storage, Dispensers)
  • Safety & Control Systems
  • Installation Supervision
  • Training & Documentation

Stable Quality

Our products undergo rigorous testing to ensure reliability and long service life under diverse operating conditions.

Low Maintenance

Engineered for durability with minimal servicing needs, reducing total cost of ownership for fleet operators.

OEM Support

We offer comprehensive OEM services including custom design, private labeling, and technical collaboration.

Frequently Asked Questions

What is a CNG kit?

A CNG (Compressed Natural Gas) kit is a system that allows a gasoline-powered vehicle to run on natural gas. It includes components like a gas cylinder, reducer, ECU, injectors, and piping.

How long does a CNG conversion take?

Typically, a professional CNG conversion takes 1-2 days depending on the vehicle model and kit complexity.

Are CNG kits safe?

Yes. Modern CNG systems like those from Senjie include multiple safety features such as pressure relief devices, automatic shut-off valves, and leak detection.

Can I switch between gas and petrol?

Yes. Most CNG kits allow dual-fuel operation, letting you switch between CNG and gasoline with a simple dashboard switch.

Do you provide international shipping?

Yes. Senjie exports to over 40 countries with reliable logistics partners and full documentation support.

Contact Us

Reach out for product inquiries, technical support, or partnership opportunities.

Phone
+86-028-65199099
+86-15308061137
Email
[email protected]
Visit Official Website to Contact
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