In the double bin kanban system, the consumer (downstream process) takes his supplies from the first bin until it gets empty(= order point reached). The empty bin is returned to supplier while consume goes on by supplying from second bin.
In the double bin kanban system, the consumer (downstream process) takes his supplies from the first bin until it gets empty(= order point reached). The empty bin is returned to supplier while consume goes on by supplying from second bin.