青山传动20年来以严谨的态度不断改进上百道精密工序、五十道生产检测环节，用工匠精神打造每一条万向轴，旨在为客户提供更好的产品和服务。

　　In the past 20 years, Qingshan Transmission has continuously improved hundreds of precision processes and 50 production inspection links with rigorous attitude, and built each universal joint shaft with the spirit of artisans, aiming to provide customers with better products and services.