Construction of Admin Building, Excavation, backfilling, foundation works, concrete structural works (columns, slabs, beams), blockwork, plastering, waterproofing, architectural finishes including painting, tiling, ceiling, doors and windows, HVAC system, firefighting system, plumbing works, drainage, electrical works including MDB, SMDB, lighting, power, data, and access control, ELV systems including CCTV, internet/network cabling, telephone system, public address, and BMS, external works including interlock, boundary wall, and soft and hard landscaping.