The specific treatment methods are as follows: 1. Increase the number of breastfeeding sessions and let the baby suck on the nipple as much as possible to help stimulate the discharge of milk. However, you should scrub your breasts and nipples with warm salt water after each breastfeeding session to ensure cleanliness and dryness.2. Massage, hot compresses and physiotherapy can be used to help disperse the clotted milk, and acupuncture can also be used.3. Suckers can help suck out the stagnant milk. The symptoms will improve significantly after 2-3 times a day for 2 months.4. Drainage of pus, if there is pus production there will be breast swelling and tingling, generalized fever, and increased white blood cells. It is necessary to perform puncture to drain the pus or surgical incision to drain the pus, and then wear a negative pressure drainage device.