The 10 sets of excavator simulation test boards independently designed and manufactured by DingXing were successfully delivered to SANY’s warehouse. The test board is used by SANY and its service providers for the simulation, fault setting and troubleshooting, teaching, testing and other functions of all electrical parts of excavator. The equipment has full function of actual operation simulation function. Excellent quality of our products are unanimous praise of Sany’s Service Department, Research Institute and the Ministry of Commerce .It also marks that the technical cooperation between our company and SANY Research Institute has a certain depth and breadth.