It takes an average of 91 and 18 min to receive one type
of goods and to store a part to the storage rack, respectively,
with the time measurement by stopwatch. The receiving
process can be improved in the following three directions:
first, the change of storage policy from random location to
fixed location; second, the adoption of new technology to
check quantity currently done by bar code scanning; and
third, the improvement of data input and transfer. Figure 3
shows the bottleneck operation and key improvement steps
in the blocks with dark background