DIN/EN series high-precision seamless steel tubes

The first enterprise in China to produce green steel products

The first enterprise in China's steel pipe industry to receive

certification from the leaders of the General Administration

of Quality Supervision, Inspection and Quarantine

The first batch of enterprises in China to receive the

export green channel certification from the General Administration

of Quality Supervision, Inspection and Quarantine

The manufacturer with the most comprehensive certifications in

China's precision steel tube industry

The first batch of first-class export enterprises in Shanghai

Shanghai Quality Management Award

Bimetallic metallurgical clad pipe fittings

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Detailed Introduction