Cov ntaub ntawv zoo, xim plated sab nrauv, zoo nkauj, ntau xeb tiv taus
Yooj yim rau siv, high efficiency
Sib sib zog nqus cap, tsis yooj yim rau poob, ntse ntsia hlau hniav, ntau ruaj
Ntev: 30mm 40mm 50mm
Siv: rau kev sib xyaw ntawm ecological board rooj tog
