Sun Mansion Engineering Group Ltd






FM200, BTM , CO2 Specialised Workshop





We are one of the very few in Hong Kong fully licensed to store and refill all types of gaseous fire suppression agents. We provide professional services to gas cylinders, including valve overhaul, hydraulic volumetric expansion and pressure tests, agent recycling, bulking, etc. We are in constant contacts with overseas reputable laboratories for verification, on request, of compositions and purity of agents.