Yeh Der Enterprise Co., Ltd. was established in 1989. And we provide gears, gearboxes, and accessories. And we are a leader in design and manufacturer of plastic gear products. The products contain worm, helical, pinion, spur, bevel and other plastic gears. All procedures from mold flow analysis, mold design, making to injection molding are accomplished under one roof. The acquirement of ISO 9001 certificate ensures that each step of manufacturing process is under stringent quality control. Our state-of-the-art precision measurement equipment includes concentricity gauges, 2-D vision measuring instruments and gear rolling test machines, etc. In answer to customer's needs, the engineering staffs are committed to continuous improvement in every aspect of the products and services we deliver. In addition to existing plastic gears, custom-made products according to customers' designs and specifications are welcome.

Manufacturer of plastic gears, gearboxes, pumps, RC helicopters, RC heli parts, gear motors & reducers, speed & DC reducers, barbecue rolling motors, micro gearboxes, stepping motors injection molded parts, spur & pinion gears, worm & helical gears, bevel & metal gears, noise elimination & laser printer gears, digital camera & scanner gears, CD ROM & household appliance gears, watch & toy gears, machined gears, powder metallurgy gears, sintered gears, brass gears, bronze gears, and steel gears.