The joint less switch is one of the critical technology for the implementation of trans-section Continuous Welded Rail (CWR), which enables that CWR will no longer be a barricade of driving speed.

• 无缝道岔是实现跨区间无缝线路的关键技术之一，使无缝线路真正不再成为提高行车速度的制约因素。