Yieh-Chen will be an excellent choice for you.

Good service and good value with affordable prices is our promise to you.

Excellent Quality

Awarded the certificate of the ISO-9001 Quality Assurance System and AS9100 (For Aerospace Industry)

Trsuted Vendor

We wish to achieve higher customer satisfaction and build closer relationship with customers by advancing our quality level.

Professional Customization

All gears can be customized with innovative solutions to meet each customer's demands.

Hot Product

Cam Driven Thread Rolling Machine Hot

Cam Driven Thread Rolling Machine

Max Outer Diameter 12.5mm or 1/2”, Smart and simple design and ease of operation for producing fine quality small screws.

Heavy Duty Thread Rolling Machine Hot

Heavy Duty Thread Rolling Machine

The heaviest thread rolling machine from Yieh Chen with more than 120 tons rolling pressure.

Customize Your Gear Hot

Customize Your Gear

Includes Spur Gear, Helical Gear, Cycloid Gear, Worm/Worm Shaft, Bevel/Spiral Bevel Gear, Precision Spur/Helical Gear Rack.