为什么要图析价值流

Develops ability to see the total flow...beyond the single process level  建立超越单个工艺过程层次而看到宏观生产流程的能力
Helps identify the sources of waste  帮助发现浪费源
Shows the linkage between information flow and the material flow  展示了信息流与物流之间的联系
Provides a communication tool for all levels  广泛沟通的工具
Helps establish priorities based on barriers to flow 确定优先次序
Ties together lean concepts and techniques helps avoid cherry-picking   结合精益的概念与技术…避免“只挑容易的” 来改进
Forms the basis of an implementation plan  形成实施计划的基础
Describes what you are actually going to do to affect the quantitative data 描绘为了影响这些定量的数据，应该做些什么