2. Specification, standardization, spot stock as a condition of inquiry procurement is indisputable, but the price change is not necessarily small, because the inquiry procurement using the "lowest bid evaluation method", that is, the lowest bidder. Since the price change is small, and specifications, standards, and spot supply is sufficient, the use of inquiry procurement may not be in line with the principle of cost-effectiveness.
3. Often the specifications of goods, standards, spot supply, but the price change will be very large, so the procurement of goods specifications, standards, spot supply and price changes in the government procurement projects, can be used in the form of request for quotations procurement.