Advertisement: Professional unclogging, Piping CCTV and restoration service, Sump pit retrofit
Water pump & motor rewind, installation, and maintenance service
Grease trap, sump pit, septic tank cleaning
Exhaust duct & air conditioning duct sterilization and odor removal
e-Waste recycling, Slot machine destruction and chip crush
Ductile iron pipes, Flange threading, Stainless steel pipe supply
Waste & waste oil recycling
ISO 14001, ISO 45001, ISO 9001 Certification

Description:KWAN ON Environmental Engineering Co., Ltd. and its parent company KWAN ON Chemical
Enterprise Co., Ltd. are companies incorporated in Macau SAR. We have invested heavily to establish KWAN
ON Environment Building as the company headquarters and a base to support our environmental efforts in
servicing major hotels, casinos, and government utilities, building a sound reputation in the industry. Venetian,
Sands, Four Seasons Hotel, MGM, City of Dreams, Galaxy, McDonald’s, CEM, Macau Water are just some of
our major long-term clients.

District:Ilha Verde