Toyota Motor Corporation's vehicle production system is a way of "making things" which is also known as a "lean manufacturing system" or a "Just-in-Time (JIT) system. This production control system has been established based on many years of continuous improvements, to achieve the objective of "making the vehicles ordered by customers in the quickest and most efficient way, and to deliver the vehicles as quickly as possible."It is the practical expression of Toyota's people and customer-oriented philosophy.