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| Email: sales@botopsteel.com

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Exhibitions and Certificates

Exhibitions and Certificates

EXHIBITIONS (3)

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DNV Certificate_00

API5CT Certificate

API 5L Cetificate

CANGZHOU BOTOP INTERNATIONAL CO., LTD.

latest news

Comprehensive Quality Inspection for ASTM...

17,06,25June 16, 2017

ASTM A53 Grade B ERW Steel Pipe Tested in...

04,06,25June 16, 2017

DIN 2391 St52 BK Cold Drawn Seamless Prec...

09,05,25June 16, 2017

Botop Chinese New Year 2025 Holiday Notice

24,01,25June 16, 2017

EN 10210 S355J0H LSAW Steel Pipe Shipped ...

28,10,24June 16, 2017

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