By buying the original, Vice-material (hereinafter "product") of warehousing operations, prior to prevent discomfort, to the production and supply of high quality parts.
Through the purchase of primary and secondary materials (hereinafter referred to as "parts") of the storage business, prior prevent unsuitable to the production and supply of quality parts.
The primary and secondary materials purchased (hereinafter referred to as the "part") of the storage business, to prevent the advance is not suitable, the supply of high-quality goods to the production department.