WB4600 is the most flexible electronic whiteboard. Its most characteristic is can make any lubricity and firm plane to be electronic whiteboard, It is a high extremity digital device which used in teaching demo, conference discuss, work report, military affairs drilling, originality process, long distance education, video meeting, long distance medical treatment and so on. It appearance is a revolution breach to the triplicity teaching pattern of blackboard, chalk, board rub which used three hundred years. It is come true to communication face to face via the WB4600 mutual act white board. Each information (label, explain, illustrate, amend, sound and so on) can be written in your electron lecture, you can transfer document picture image directly to concert your tecture visualize and lively. WB4600  mutual act electronic whiteboard also can satisfy the need of communicating and communion two areas via the internet network, it makes the people lives in everywhere on the world to communicate likely in a room, make it true to work cooperate with others. No ware orientation fashion is the develop direction of the electronic whiteboard.