You have to. The brown rice dumplings made by Baidu brown rice master are made of pure soft brown rice, without preservatives, rich in dietary fiber and very nourishing. I have eaten some other brands of brown rice dumplings before. But I found that most of them are made of brown rice mixed with glutinous rice. Only zongzi made of pure brown rice can nourish the stomach. There are not many zongzi with glutinous rice. Dragon Boat Festival can be prepared at home. It can be steamed, cooked in a microwave oven, and turned over. The shelf life is 9 months. You can eat it whenever you want.