Leqihao Technology (Shanghai) Co., LTD.
Leqihao Technology (Shanghai) Co., LTD.

Industrial Valves Manufacturer

ABOUT LQH

Control Valve Manufacturer

Deep Cryogenic Mastery: Patented technologies for -269°C to +200°C applications, validated in LNG, aerospace, and hydrogen sectors.

Reliability-Driven Design: ISO 9001-certified processes ensure leak-free, long-lasting performance under 50,000+ pressure cycles.

Material Innovation: Advanced alloys and sealing solutions combat thermal stress/embrittlement, exceeding ASME/BS/API standards.

Tailored Integration: Customized valve systems for complex pipelines, reducing downtime and lifecycle costs.

Trusted by global energy and tech leaders, we deliver mission-critical fluid control through relentless R&D and quality-first manufacturing.


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