Yuan Yi Chang (YYC) Machinery Co., Ltd.

YYC is the premier brand for precision rack and pinion systems in Asia. Founded in 1980, Yuan Yi Chang Machinery began as a family-owned business and has since grown into a leader in the industry. Our core competence relies not only on mass production but also in the customization of gears. We adhere to international standards such as DIN, JIS, and AGMA, offering the widest range of standard products in the markets. For customized racks, we provide helical, straight, and round types. Our precision racks range from soft racks to hardened racks, meeting the highest levels of precision. YYC transmission Components are for Various Industries: Industrial Machinery: Utilized in CNC machine tools, CNC routers, plasma cutters, wood and stone cutting machines, waterjet and glass cutting machines, pipe bending machines, laser cutting machines, flame cutting machines, and similar equipment, YYC rack and pinion mechanisms ensure stable linear transmission. Automation Systems: Integrated into tasks like material handling, robotic positioning, and assembly line movement, these systems enable precise linear motion, essential for seamless component transfer. They are notably used in 7th axis configurations. Packaging Machinery: Critical for regulating movement in filling, sealing, and labeling machines, ensuring precise alignment and positioning throughout the packaging process. Printing Machinery: Govern the movement of print heads and paper feed mechanisms in printing presses and digital printing equipment, ensuring exact image registration and alignment. Textile Machinery: Applied in weaving looms, knitting machines, and fabric cutting equipment, facilitating precise movement and enhancing production efficiency and quality. Material Handling Equipment: Incorporated in gantry systems, gantry cranes, overhead transmission, and automated storage systems for moving heavy loads along linear paths. You have applications, and YYC has solutions!