Kos npe rau daim ntawv cog lus ntawm ob lub hom phiaj ib puag ncig tiv thaiv galvanized kab ntawm steel yeeb nkab / steel qauv nrog Indonesian cov neeg muas zaub

Thaum Lub Kaum Hli 2017, peb tau kos npe rau daim ntawv cog lus ntawm cov yeeb nkab steel / steel qauv dual-purpose ib puag ncig tiv thaiv galvanizing kab nrog Indonesian cov neeg siv khoom;