Kos npe rau daim ntawv cog lus muab cov kab galvanizing tiv thaiv ib puag ncig nrog cov neeg siv khoom Nepali

Thaum Lub Kaum Ib Hlis 2017, peb tau kos npe rau daim ntawv cog lus muab khoom siv rau kev tiv thaiv ib puag ncig galvanizing kab nrog cov neeg siv khoom Nepalese;