In many companies the production flow is obstructed and limited. Often the production layout is not well developed and creates problems in moving the goods. the operations are not balanced and piles of WIP occur in front of the bottle-necks. The lack of good practices in planning imposes frequent changes that are difficult to coordinate with all departments and the rhythmic work is obstructed.
The Lean answer to these challenges is called “Lust in time production”.
More about it you can find here.