chen-indo adalah suatu usaha perdagangan barang dan jasa yang bergerak dibidang perlengkapan water treatment: Water filter, cartridge filter, sand filter, carbon filter, ferrolite firter, manganese ziolit filter, softener filter, Demin, micron filter, sedimen filter, gac filter, cto filter, post carbon filter, ro filter, reverse osmosis system, ultraviolet water sterilizer, membrane ro, housing filter, frp, ss 304, water meter, ph meter, tds meter, resin, carbon active, manganese green sand, ferrolit, ro pump, housing ro, multi cartridge housing, filter bag housing, filter bag. merk : pentek, pentair, nano filter, nanotech, olsmo filter, yarn home, luso, ge merlin, cck, micron, nesca, luso, kemflo, sterilight, aquatec, wonder, nanotech, topwin, wintech, fitro, aquafine, atlantic, filmtec, csm, luso, wave cyber, pentair, calgon, lewatit , purolite, procon, f& w, onda, westechaus, hanna, hm, atc, ionac.