ABOUT LEYI

More than 40 years focus on oil, natural gas valves, instruments, instruments and other special equipment research and development, production and sales.


Panjin 100,000 cubic meters of natural gas liquefaction pretreatment equipment

Panjin 100,000 cubic meters of natural gas liquefaction pretreatment equipment

Production line 1

Production line 1

production line

production line

Spring-loaded closed high-pressure safety valve

Spring-loaded closed high-pressure safety valve

Jiangxi Pipeline Network (Phase II) Gate Station Project

Jiangxi Pipeline Network (Phase II) Gate Station Project

Spring-loaded closed safety valve

Spring-loaded closed safety valve

Spring-loaded relief valve

Spring-loaded relief valve

Spring-fired closed safety valve

Spring-fired closed safety valve

LH41, KLH41 axial flow check valve

LH41, KLH41 axial flow check valve

Carry out fire knowledge training

Carry out fire knowledge training

Guanghui 1.5 million cubic meters of natural gas liquefaction metering and filtration equipment

Guanghui 1.5 million cubic meters of natural gas liquefaction metering and filtration equipment

YLH41 axial flow reducer check valve

YLH41 axial flow reducer check valve

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