1. Cov khoom siv PVC, tsis ua rau lub hauv paus console, nruab thiab siv.
2. Ntau lub hom phiaj, muaj txiaj ntsig zoo rau cov khoom me me hauv lub tsheb, zoo nkauj thiab zoo nkauj.
3. Lub cev tiv thaiv plam, ruaj khov thiab tiv taus qhov kub thiab txias, tsis muaj deformation thiab tsw, thiab tuaj yeem rov ntxuav dua.
4. Kev pub dawb 6 teev ntawm peb-dimensional buckle digital installation.