After considering the load or capacity required by operation order in Capacity Requirements Planning, the planning of the internal operations is performed. In each process, the following is checked:

* Whether or not the instructed operation orders are delayed

* How much it is delayed, if any

* When the start date of this operation order is set

* Whether or not the materials are provided as scheduled

* What items are missing, and how much the affect is

* When the instruction for issuing the materials is made

* How is the logistics of drawings or tools

* Whether or not the delivery of the operation order is going as scheduled