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The advantages of centralized procurement are: saving time, worry, effort and money. First, the group purchase price is lower than the minimum retail price in the product market. Second, the product quality and service can be effectively guaranteed, and the purchase and use are safe. Third, you can save a lot of money when you buy it. Enjoy the best service with the least money. Fourth, at the same time, going to the building materials market to compare prices also saves a lot of time.
References:
? Enterprise Procurement-Baidu Encyclopedia