Many years of Japanese factory management techniques have demonstrated quality and efficiency in the auto industry. They work closely with the line by making su

Many years of Japanese factory management techniques have demonstrated quality and efficiency in the auto industry. They work closely with the line by making sure consistency is maintained to a high degree in the queue and by stopping the line when it needs to fix the problem to keep problems from compounding downstream. Adding a capacity for parallel fix up product looks good temporarily but ends up decreasing quality and productivity with a lot of extra waste - one thing that Boeing has recently shown again.