(1) Provision of External Construction & Outside Plant Maintenance (HKT)
(2) Works for Integrated Building Communication infrastructure (HKT)
(3) Fibre and Copper Installation & Maintenance (Wharf T&T)
(4) In-building Fibre & Copper Installation & Site Facilities Work (Wharf T&T)
(5) Provision of Repair, Installation and MACs Services (Wharf T&T)
(6) External Fibre Optics Cable Installation (HK Cable TV)
(7) Provision of Blockwiring (Towngas Telecom)
(8) DTH & CATV Installation (TVB Network Vision Ltd)
(9) Provision of Subscriber Line Installation Service (New World Telecom)