YYC expanded its factory and production base in 2012, integrating transmission series products to become a supplier of mid-to-high-end transmission components. Its products include racks, gears, guide racks, rollers, planetary gear reducers, and backlash reducers, all known for their stable quality and meeting domestic and international market demands. YYC products are certified with DIN and JIS standards and ISO 9001 quality management. The products are exported to nearly fifty countries, making YYC the leading brand in Asia's precision rack market.