Nws yog ib qho kev saib ua ntej ntawm cov khoom siv steel yeeb nkab, Tshuag, rhiav, chaw ua haujlwm, ntawv pov thawj thiab chaw kuaj.
Nws yog ib qho kev saib ua ntej ntawm Scaffolding khoom, Tshuag, Rhiav, chaw ua haujlwm, ntawv pov thawj thiab chaw kuaj mob.
YOUFA tau lees paub tus neeg muag khoom ntawm Alibaba.com.
Galvanization Rhiav.
Square Thiab Rectangular Steel Pipe Rhiav.
Test Center nrog CNAS daim ntawv pov thawj.