On April 8, 2019, the company officially obtained the utility model patent certificate of rail one drag two type automatic pneumatic marking and spraying machine.

The utility model patent certificate of rail one drag two type automatic pneumatic marking and spraying machine is the technical achievement of our company's core technical personnel after field investigation, design and many times of improvement and transformation. Up to now, the company's equipment has been successfully installed and used in several rail production lines. The company's technical personnel carry forward the spirit of excellence, not only to implement the transformation scheme, but also to make efforts to innovate on the basis of the existing situation, so that the equipment can play its best effect.