Cov khoom no txais kev tsim qauv sib txawv thiab sib koom ua ke tsim thiab tsim los ntawm ntau pab pawg, nrog cov khoom siv tshuaj tua kab mob.Tsis muaj formaldehyde, tsis muaj ntxhiab, tsis muaj deformation thiab lwm yam ntxwv, nrog rau cov kws tshaj lij cov tsev kawm ntawv tau lees paub, Hoobkas ncaj muag muag.Los ntawm kev tshawb fawb ywj pheej thiab kev tsim kho, ntau lawm, muag hauv ib qho, tuaj yeem pom cov lag luam wholesale, xa khoom sai, kev cai tom qab muag tsis muaj kev txhawj xeeb.