Complus IT Service Co,.Ltd was established in 23 July 2004. The origin company was established on 7 June 1999 with the name of Complus Service Partnership Limited. The company’s major mission is IT Consultant, Infrastructure Design and Implementation within securities management solution. Complus IT is providing infrastructure design such as Networking, Network Operating system, Database, Applications and all IT security including Fiber optic, LAN, Telephone and CCTV cabling and server room. Complus IT and HanDreamnet made a decision to promote HDN solution into Thailand market. HanDreamNet is the 1st world security switch which can Detect/Block harmful traffic to prevent the network downtime and Information Security by any kind of packet such as DOS , DDOS , ARP and MAC Flooding/Spoofing with Virtual Node Manager software for real time monitoring the HDN devices.