When the man-machine material law and other factors change, the <br>monitor will record the change points and the reasons for the change in the 4M change management table according to the regulations
When factors such as the human-machine material method change,<br>The monitor shall record the change points and the reasons for the change in the 4M change management form as prescribed
When the factors such as man-machine, material and method are changed,<br>The shift leader shall record the change points and reasons in the 4m change management table<br>