At Sichuan Yuncheng, our design, manufacturing and quality-control workflows strictly follow international automotive gas industry standards. All CNG & LPG conversion components satisfy safety requirements and market-access conditions for our global distributor partners.

Key Compliance Standards
Quality Management System
Our factory implements ISO 9001-equivalent quality management systems, enabling full traceability covering raw materials through finished autogas products.European & International Safety Regulations
High-pressure and low-pressure components including pressure reducers and filling valves are engineered and tested according to ECE R110 and ISO 15500.Electromagnetic Compatibility
Electronic units such as CNG / LPG gas ECU kits comply with electromagnetic compatibility requirements under CE and RoHS directives.Regional Market-Access Support
We provide complete technical datasheets and factory test reports to help customers obtain local certification and customs documents, including EAC / GOST for CIS countries and local standards for Latin-American markets.
Rigorous In-House Batch Testing
Apart from third-party international certifications, every production batch of gas ECUs, reducers and gas injector rails goes through strict internal quality inspection:
Helium leakage test for all high-pressure gas components
High-low temperature cycling test for stable performance under extreme climate conditions



