- 고객
- 영업
- 기술
- 품질보증실
- 생산거점
- 제조

8D(Disciplines)
-
1. Team approach
3. Implement / verification / containment
5. Implement permanent containment
7. Prevent reoccurance
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2. Description The problem
4. Define&verify root cause
6. Choose / verify permanent conective action
8. Congratulate