First-Class Supply Certification Of China National Petroleum Corporation
first-class supply certification of China National Petroleum Corporation
It's the certification approved by China National Petroleum Corporation. Our company is first-class supplier of CNPC. It mainly buy seamless steel pipes,welded steel pipes and pipe fittings used for oil transportion.
Our company specialize in producing seamless steel pipes, welded steel pipes, PE coating steel pipes and galvanized steel pipes. We other offer pipe fittings, it mainly include elbows, flangs, erual tee, reducer, cross, socket etc. We established in 1992 with many years of producing and exporting experience. Our customers spread all over the world.