Cov hom iav uas ua rau lub hollow muaj xws li iav dawb, iav kub-absorbing iav, tshav ntuj-tswj txheej, low-e iav, thiab lwm yam., raws li zoo raws li cov khoom siv sib sib zog nqus ua los ntawm cov tsom iav no.Cov yam ntxwv ntawm cov iav tsom iav yuav hloov me ntsis...
Nyeem ntxiv