Cov menyuam yaus sab nraum zoov nce toj Rope Rau cov khoom siv ua si hauv tsev kawm ntawv

Peb tsim Rope Rau cov khoom siv hauv chaw ua si tshaj 15 xyoo.

Peb siv cov khoom siv zoo ntawm cov hlua thiab cov hlau galvanized rau tag nrho peb cov hlua Rau cov khoom ua si.

Peb Cov hlua Rau cov khoom siv hauv chaw ua si yog tus nqi pheej yig rau kev lag luam thoob ntiaj teb.

Kom tau txais cov hlua tshiab tshaj plaws Rau cov khoom siv hauv chaw ua si, thov nug peb.