The wound healing process is divided into an inflammatory response phase, a granulation phase and an epithelial crawling phase. The growth of wound granulation is after the inflammatory response period, so the shorter the inflammatory period the less likely it is to leave a scar. The methods of treating long granulation of side-cut wounds are: 1, timely cleaning of the wound, the wound surface crust, necrosis and purulent necrotic secretions are all removed, revealing the red flesh surface inside, in the use of formal drugs such as closure party to promote wound healing, the use of drugs can be seen after the obvious granular granulation tissue growth, at this time should do a good job of wound care, adhere to the end, do not mix with other topical drugs to avoid the wound again 2, scar patients need to use scissors, tweezers to stimulate the scar wound, so that the slight bleeding, easier to grow granulation tissue. 3, daily good wound care, avoid eating spicy and stimulating food, etc.