Los ntawm kev ua haujlwm nrawm dua rau cov npoo av ntxuav, ntawm no yog vim li cas Prog ntseeg cov nyiaj ntsuab - Plus cov tswv yim koj tsis xav kom plam.

Kab lus no qhia txog cov tub ntxhais kawm ua tau zoo ntawm cov nyiaj ntsuab, suav nrog kev siv hluav taws xob, nrog rau lub zog, nplaim hluav taws, thiab kev nqus dej.

Txij li xyoo 2004, muaj koob yees duab tau tshwj xeeb hauv pvc foam laug cam, nrog nws cov kev tsim khoom lag luam thiab kev xa khoom ntxiv. Peb cov khoom tau siv dav hauv cov khoom lag luam, kev tshaj tawm, thiab yog ntseeg los ntawm cov neeg siv khoom thoob ntiaj teb.

Cov ntawv no tshawb txog tsib lub ntsiab ntawm PVC ua npuas ncauj board thiab piav txog vim li cas nws yog feem ntau siv nyob rau hauv rooj tog, tshaj tawm, thiab kho kom zoo nkauj. Nws tseem qhia tau tias Goldenign muaj hwm PVC Celuka Cov laug cam, cov laug cam Laminated, thiab cov laug cam rau cov neeg siv khoom thoob ntiaj teb.