Cov hlau yav tom ntej poob qis dua, thiab tus nqi hlau yuav txias dua?Nag hmo, lub khw muag khoom steel feem ntau ruaj khov, thiab qee qhov kev lag luam tsis muaj zog thaum tav su.(Yog xav paub ntxiv txog qhov cuam tshuam ntawm cov khoom siv hlau tshwj xeeb, xws li Aluminized Steel Sheet, koj tuaj yeem xav tias muaj kev ywj pheej ...
Nyeem ntxiv