The Yongyang Boutique Light Rail Project in Hebei Province adopts semi-continuous rolling production technology,in-telligent pre-bending and straightening processes,and fully automatic and efficient finishing lines,breaking the traditional light rail production process and creating a new mode of light rail production.A detailed introduction of the product plan,design diffi-culties,process flow of the new generation light rail production line,advanced technologies adopted,as well as the construction and operation of the production line is provided.At present,the production line has been running steadily,with high production efficiency and good product quality.Compared with traditional processes,the yield has increased by 3%,the comprehensive op-eration rate has increased by 5%,the electricity consumption per ton of steel has decreased by 5%,and personnel has been re-duced by 25%.The comprehensive benefits and various indicators have reached the industry-leading level.It provides reference for equipment upgrading,product structure adjustment,and product quality improvement of other steel production enterprises,and also opens up new ideas for steel engineering design for engineering designers.