date:Sep 17, 2015
ackaging materials, production process along with the SOPs, the final product, the storage and transportation conditions prior to its marketing where at the end of the production, there is no way to correct production failures or upgrade the quality of the final product. The low quality products can only be sold at lower prices and the non-marketable products have to be discarded. Their production costs, however, had been as high as those of the high and regular quality products. Thus, quality c