Kev Taw Qhia Txog Khoom

Cov ntaub polyester uas tsis hnyav heev, siv tau dav hauv ntau yam lag luam, ib qho ntawm kev siv yog kev lag luam ntim khoom, piv txwv li, hnab ntawv, thawv ntawv, daim kab xev thiab lwm yam.

Tom qab laminating nrog laid scrim, cov khoom ntim khoom tau txhawb nqa, tus nqi qis dua, tab sis kev ua tau zoo heev. Peb cov neeg siv khoom hauv tsev thiab txawv teb chaws txaus siab rau cov khoom siv no.