Normally produce good balance of production or line balancing needs like water flowing in the pipes must be unobstructed. But on the production line, a bad place machinery imbalance. Place manpower imbalances Raw materials were inconsistent with what I have. There are bottlenecks Each work will pile on. The latter had to take the process forward. The loss up The solution to that problem is to the point. Maybe everything is fine, but it still has a pile. It turns out that people are not interchangeable people back to work is ahead. You have to wait one place