Online store, wholesale market and so on. In general, the breakfast store semi-finished buns are in the online store or wholesale market goods, which online stores have Taobao, Pinduoduo, Jingdong, etc., these online stores are more cost-effective, after receiving the product, if found to have quality problems, you can 7 days no reason to return or exchange goods, which can provide a certain degree of quality assurance to the merchants; and wholesale market as long as the number of goods is large enough, the price will be a lot cheaper, but also to the Merchants do a good job of preservation measures to prevent semi-finished buns appear moldy or odor and so on, is one of the channels for merchants to purchase goods.