One of the advanced touch technology, computer technology, high-definition large-screen display technology as one, and into the teaching application software, the product uses LCD high-definition display, not only has a picture clarity, Touch sensitivity is also very high. Large-scale interactive teaching one machine using stylus input, the original handwriting, with the feeling of blackboard, combined with the traditional blackboard, and solve the traditional multimedia teaching equipment used in a series of problems encountered, so interactive teaching more vivid, full Reflect the fun of touch interaction. Research and teaching one machine can be said that the traditional teaching model "reborn."