1. In the first case, the quality of the thread is not good. We generally use 402 special sewing thread for sewing. If you buy some inferior sewing thread, you may encounter frequent thread breakage. Try another line, and the problem may be solved.
2. The second situation is that you still use that kind of thin sewing thread when sewing thick clothing. We know that there are several types of sewing threads. For example, the thread for sewing jeans is thicker, while the sewing summer fabric georgette , Thread like silk is a bit thinner. If you use thin thread to sew thick fabrics, the thread will break. In such a situation, adjust the matching relationship between your fabric and thread.
