1. data center consultation and design. 2. power auditing for existing data center. 3. power solution for mission critical application. 4. it- cooling solution providing from apc & stulz (in row, in room) 5. apc and tripp-lite sales (ups, inverters, server racks, network racks, kvm, pdu, dc power supply). 6. annual maintenance contract for apc and tripp-lite products. 7. repair and service for apc and tripp-lite products. 8. battery backup upgrade and replace for existing ups.