1.This is the initial screen of the system.

2.When the field of machine's number is empty , all of machine's data will be listed on the screen.

3.When the field of machine's number is non-empty , user clicking the search button will pop up the bar chart belonging to machine's number.

1.After clicking any bar graph on initial screen, user will enter the screen of each numbered machine.

2.Display the data of all machine within limited date.

1.After clicking any above bar graphs , the data and bar graphs within limited date of a single machine will be displayed.

2.After pressing the reset button, the data and bar graphs within limited period of all machine of work center will be restored.