#Laser tu tshuab
Koj nyob hauv qhov chaw zoo rau lub tshuab ntxuav laser tu tshuab.By Tam sim no koj tab tom nrhiav rau, koj paub tseeb tias nws yog nyob ntawm Teyu S&A chiller.Qhov khoom muaj kev nyab xeeb. Nws siv tsis muaj ntawm cov ntaub ntawv uas muaj cov carcinogens, xws li urea-formaldehyde lossis phenol-formaldehyde. .Peb nrhiav kom muab cov khoom lag luam tu tshuab laser zoo tshaj plaws.