It's getting cold, and my stomach feels burping all day.

According to the symptoms you said, it is considered that the stomach gas is rushing up and the stomach is out of balance, which leads to flatulence. The treatment should be regulating qi and stomach. You can take Baohe Pills, Cisapride, local hot compress, pay attention to keep warm and keep your mood comfortable. The diet is mainly light, avoid spicy, irritating and greasy food, and eat less and more meals.