purchase list from our supplier

I work as a purchaser for parts of apparatus for a long time ago.
I using my professional to create a "micro" erp system
I only need 1 hour to finish my job in all day, because I using this system.
My partners are using this system can easy learn and spend a little time to know all parts of apparatus.
When my supplier delivery parts to us, we can to check order number to show parts list from system, easy to manage delivery list and put items into warehouse.