1. Surgery is not recommended for children whose vocal cords are still developing. The most common cause of its development is excessive abuse of voice, such as uncontrolled crying and shouting all day long, etc. Its treatment should start with etiological treatment, to strictly control the child’s shouting and crying, try to shout less and talk less. Let the vocal cords get rest, slowly vocal lesions will be reduced and return to normal. Early stage patients should be strictly abstained from voice for 2-3 weeks, herbal treatment, and surgical excision is feasible for those whose conservative treatment is ineffective. Microscopic support laryngoscopy under general anesthesia. 2.After surgical treatment, the voice should be strictly abstained for 1 week, and vocal training should be carried out immediately after the recovery of the incision to correct incorrect vocal methods and prevent recurrence. 3.The prognosis after surgery is better, but excessive vocalization should be avoided to avoid recurrence. 4.After the polyp surgery, we should pay attention to the care, pay attention to the pronunciation method, try not to shout and roar, avoid the situation of “hoarseness”, avoid talking loudly and arguing with others. Drink more warm water and avoid eating too hot or too cold. Exercise, strengthen the body and prevent colds. Avoid dust, tobacco and harmful gas stimulation. Eat less cold drinks in summer and stay away from furnaces and heating facilities in winter. 5, pediatric vocal cord polyps post-operative care is important to avoid re-injury to the vocal cords.