Ancient China worship five colors that on behalf of good luck. Thus, the festival early, adults the first issue after getting up is to tied colored lines around the child’s wrists, ankles and neck. Children speak is taboo When ting. Colored lines can not be arbitrarily broken or discarded only in a summer rain or a bath, thrown into the river. Said that the children wear colored lines can avoid injury from category pests; thrown into the river, the river will plague the disease swept away, child can be healthy.