Make changes on item description:
Item描述信息的更改也会导致will trigger ORDERADM_H的update函数触发 we can find the header update function module is still called - one update record for header:
Item描述信息的更改也会导致will trigger ORDERADM_H的update函数触发 there are two different fields in header structure: CHANGED_AT and HEAD_CHANGED_AT:
Item描述信息的更改也会导致will trigger ORDERADM_H的update函数触发 head SAVE_OB and item SAVE_OB will be called in CRM_ORDER_SAVE:
Item描述信息的更改也会导致will trigger ORDERADM_H的update函数触发 Item描述信息的更改也会导致will trigger ORDERADM_H的update函数触发 Item描述信息的更改也会导致will trigger ORDERADM_H的update函数触发 
