National Key New Product: DIN/EN Series High Precision
Seamless Steel Pipe (Special for High Speed Rail)
China's first green steel product manufacturing enterprise
The first Chinese steel pipe industry to receive certification
from the leadership of the General Administration of Quality
Supervision, Inspection and Quarantine
The first batch of Chinese enterprises awarded the export green
channel by the General Administration of Quality Supervision,
Inspection and Quarantine
The manufacturer with the most complete certification in China's
precision steel pipe industry
The first batch of first-class export enterprises in Shanghai
Shanghai Quality Management Award
Qualified quality is a social obligation, and excellent quality is a contribution to society
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