A delivery on demand of consumption, baro may cause lower quality goods because manufacturers are not interested in quality and quantity in the production Division is interested in consideration of the production cost is low.
a rally to demand of the consumer broadband product quality may be low due to the quality that manufacturers are not interested in dividing production. Taking into account the costs of production as low as possible.
A depending on demand of those two. May make product quality low, due to the fact that the manufacturer ignore quality care consumption in food production, by considering the cost of production is low.