Welded Cov Qauv Hollow Hollow Cov Khoom Siv

Gnee Yeeb Nkab Kev Muag Khoom:

• Welded Cov Txheej Txheem Hollow (Tryed
• Dub thiab Galvanized Longitudinal welded kav rau Installations {{} helical welded kav rau teeb tsa
• Kub Rolled Steel Kav Thiab Txias Drawn Cov Kav Hlau Hlau, nrog ncig kab hla ntu
• Welded thiab txias me me meter rau precision daim ntawv thov, nrog ncig ncig thiab duab plaub hla ntu
• Galvanized welded kav, xa sendzimir, rau kev tsim kho

Gnee Group tau tsim thiab muab cov khoom siv hlau ua haujlwm rau 18 xyoo, peb tau txais txiaj ntsig zoo, thov kom tiav rau peb rau kev hais lus .