The board chairman has already had decades of experience in producing gears for military and aeronautic industries, textile machinery and machine tools even before he built his own manufacturing business, while Honng Ding is a company that has been specialized in machining and producing gears for machine tools and special purposes for 30 years. We know the mechanical structure of electric tools well enough to incorporate customers’ initial design needs in the simulation using our design program, develop production plan before the production starts and simulate again all parts of gear boxes and mechanical mechanism until customers are satisfied.