CM4’s production processes and quality management have been certified by ALSTOM TRANSPORT. CM4 becomes one of ALSTOMS’ approved suppliers panel for Front Hatch Mechanims.
![](https://webcm4.pilvia.site/wp-content/uploads/2018/06/13662816962.gif)
CM4’s production processes and quality management have been certified by ALSTOM TRANSPORT. CM4 becomes one of ALSTOMS’ approved suppliers panel for Front Hatch Mechanims.