Objective To analyze the status and cognition of nasointestinal tube in emergency department of 126 general hospitals in Guangdong province. Methods The self-designed general information questionnaire for knowledge, belief and behavior was used to investigate 602 emergency nurses of 126 general hospitals. Results 1. The cognitive score of emergency nurse on nasointestinal tube showed: The score of knowledge was (8.24 + 5.02), the qualified rate was 52.2%. the score of belief was (23.82 + 5.03), and the score of behavior was (29.77 + 18.71). Multiple linear regression results showed that，The emergency nurses' cognition of nasointestinal tube was influenced by Working age, professional ranks, level, educational background and hospital grade. （P＜0.01）2.Correlation analysis showed that the scores of attitude and behavior of nurses with different educational background, professional ranks and working age were significantly different. Conclusion Emergency nurse have a low cognition of nasointestinal tube in Guangdong Province. It is necessary to study the knowledge and technology of nasointestinal tube，make standardized operating guideline and procedure, to further improve the emergency nurses'essary to study the knowledge and technology of nasointestinal tube nificantly different.