Kev xa khoom mus rau Thaib teb lim dej
Peb lub tshuab lim dej rau cov tshuab lim dej, thauj khoom xa mus rau Thaib teb. Lub tshuab lim dej no muaj 4 theem lim dej suav nrog: P Lim, Pre-active carbon Lim, RO lim, Post-active carbon lim. Hloov lim sai hauv 5 vib nas this. Yooj yim rau kev hloov.
saib cov ntsiab lus