ZTZG Corporate News

2000.06.13

ZTZG company was established. 

We are determined to bring about change in the steel pipe making machine industry.

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2001.06.16

ZTZG Company has put into operation the first direct square production line in China for Wuxi Hengfa Company.

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2008.12.25

ZTZG Company has put into use the round tube rough forming without changing the mold production line for producing API petroleum pipes for Tangshan Wenfeng Steel. This API production line is China's first production line for rough forming without changing molds.

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