The percentage of mothers with proper awareness of pneumonia knowledge contents: proper awareness of definition: 54.8%, proper awareness of the cause: 53.2%; 90.3% of the mothers have correct perception of symptoms, 75.8% of the mothers have proper awareness of risk factors; 51.6% of the mothers fully aware of the; 100% of the mothers know how to take care of children when they have pneumonia; The percentage of mothers having the proper awareness of preventive measures is 67.7%.