I used to find the cause OEM of problem as follows.
OEM of Problem
- The capacity of problem
- The employee does not overtime.
Activity
- SL. Visit to customer for discuss about production plan of TYM.
- Adjust production plan.
Conclusion
- TYM send production plan to KYB for adjust production plan of KYB.
- TYM visit to KYB for follow production plan of KYB.
- KYB can support production plan of TYM.