... , 1500, 2000, 2500, 3000, 4000, 5000, 6000, ... to 100,000Method: RO(Reverse Osmosis), UF(Ultrafiltration), NF (Nanofiltration)Please kindly provide the ... offer proposal to you immediately. Introduction of the system1. The RO water treatment plant process Raw water→Raw water tank → Raw ... Quartz sand filter .2)Activated carbon filter3). High pressure pump4).RO Membrane module assembly5). Disinfection