Founded in 1996, Auroral Sinter Metals always adheres to the motto of "sincere management, good service, and sterling quality" in the powder metallurgy field, and pursues innovation amidst research challenges with productive/ inspection instruments on the curve. Every effort we are doing is to stand at advantaged competition position. Our market focus is “Multi-National and diversified development”, providing automobile parts, Motor Steppers, pump gears, pneumatic& electric tool parts, stainless parts, forging, blank stamping, lost wax (investment cast), etc. worldwide while Japan is our main exporting market, and Germany is our main exporting country in Europe. We have faith that internal-technology improvements will lead us to establish Auroral as powder metallurgy professional in the word....

Yeh Der Enterprise Co., Ltd., established in 1989, specialized in the manufacture of high quality gears, gearboxes, and accessories. Now, our product series including plastic gesr, Motor Steppers, powder metallurgy gear, gearbox, prototype, injection molding, RC helicopter and assembly. In order to provide our quality and reliable service, we gained the ISO 1994, ISP 9001-2000 approval & enjoyed a good reputation for our products. 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.