Guanying technology professional industrial R & D system integrators, development and application in scientific research test test occasions of Mitsubishi Siemens Matsushita Omron AB delta series of mainstream brand of industrial can be targeted according to user needs and design of servo stepper control encoder frequency grating ruler photoelectric switch test platform, integrated rich element test. Cost performance, meet the needs of different users to learn and develop test system. At the same time provide programming, the mainstream PLC system on the market of mechanical design, fixture manufacturing and other services.