PC, Printer, Scanner, Projector : (Dell, HP, Lenevo)
       Thin Client : (N-Computing, Wyse)
       Queue System : (GMS)
       CCTV : (Axis, Pelco)
       UPS & Cooling System : (APC, EMERSON, Stulz)
       Server x86 : (Dell, IBM, HP)
       Server Unix : (IBM, Oracle System, HP)
       Storage & Backup : (EMC, IBM, Symantec Backup Exec)
       Structured Cabling,Rack : (Panduit, AMP, Systimax, EKO Rack)
       Fiber Optic : (SUN Telecom)
       Routing & Switching : (Cisco, Edge-corE, HP)  
       Leased Line modem : (RAD)
       Firewall : (WatchGuard, Cisco, Juniper, SonicWALL)  
       Laod/Link Balance : (Barracuda)
       IPS/IDS & Web App : (Check Point)  
       Wireless AP : (Motorola, RADWIN)