Mason Industries (Hong Kong) Limited is a leading vibration and noise control specialist since 1999. Range of highest quality products are provided for industrial, architectural, building services and transportation applications in Hong Kong, Macau and China.

 McQuay is one of the largest air conditioning, heating, ventilating (HVAC) and refrigeration companies in the world. We deliver engineered, flexible HVAC solutions, from light split unit to large packaged chiller, applied in residential, commercial, industrial buildings and government facilities, with the support of expertise worldwide manufacturing plants located in US, Europe and Asia. Besides, we also provide air filtration products such as AAF filter and air handling unit to match with our HVAC products. 

 Oxprime (International) Limited is one of the leading supplier in Hong Kong HVAC Market. Our products include Cooling Tower, Ice-Storage Cooling System, Water Cleaning System (Chemical-free Water Treatment, Liquid and Solid Filtration System), Plate Type Heat Exchanger, Water Pumps, O-Zone, Air Separator, Hydronic Balancing Valve, Ultra Setter, VAV/CAV Box & VAV Diffuser and Chilled Ceiling etc.

 Superpower Pumping Engineering Co., Ltd. has engaged in manufacturing, agency, sales, installing, repairing and maintenance of various kinds of water pumps and plumbing equipment since 1977. Superpower is proud to become Hong Kong’s one of the leading companies of water pump design and production.

 The Hong Kong and China Gas Company Limited (Towngas) is one of the largest energy supplier in Hong Kong. Not only does Towngas provide reliable gas supply, our desiccant dehumidifier precisely controls humidity thereby optimizing IAQ, has seen wide applications in a vast range of sectors, with users spanning the pharmaceutical, food manufacturing, hotel, hospital and luxury housing fields. 

 Trane, a business of Trane Technologies - the world leader in creating and sustaining safe, comfortable and energy efficient environment - improves the performance of homes and buildings around the world. Trane solutions optimize indoor environment with a broad portfolio of energy efficient heating, ventilating and air conditioning systems, energy and contracting services, parts support and advanced controls for home and commercial buildings.

 Design, supply, installation, operation and maintenance of mechanical ventilation, air-conditioning and refrigeration systems. 

 The sole agent of “EBARA” Water Pumps (JAPAN) and “ELBI” Pressure Vessels (ITALY).