Cov khoom tseem ceeb:
Cov khoom siv tag nrho (xws li kev kho ua ntej, sib tov, aeration thiab sludge dewatering tshuab) rau cov nroj tsuag kho dej khib nyiab;
RO dej kho qhov system;
Kev lag luam dej ntshiab tshuab;
Cov khoom siv dej khib nyiab
industrial rov qab osmosis system
MBR kho cog

