Ever Glory United Holdings Limited, an investment holding company, provides mechanical and electrical engineering services for both the public and private sectors in Singapore. The company engages in the design and build, supply, installation, testing, and commissioning of centralized air-conditioning systems for commercial, institutional, and industrial buildings; the supply and installation of split or multi-split type and variable refrigerant volume type air-conditioning systems for residential and commercial buildings; the supply and installation of mechanical ventilation systems for car parks, plant rooms, corridors, and staircases of residential and commercial buildings; and the supply, installation, testing, and commissioning of building management systems for residential and commercial buildings. It is also involved in the supply and installation of electrical engineering systems for buildings; the supply, installation, testing, and commissioning of high-voltage switchgears, transformers, main switchboards and distribution boards, generators, underground piping works, and submain cables, including cable supporting systems; and final circuit wiring for lighting and power, extra-low voltage systems, light fittings, fans, uninterruptible power supply, earthing systems, and lightning protection systems. In addition, the company designs, supplies, and installs water supply, sanitary and drainage systems, gas supply systems, and rainwater drainage systems for buildings; and fire protection systems for buildings.