Abstract: Cancer is a major chronic disease that seriously endangers human health.Cancer prevention and control have become one of the health problems for governments all over the world.In recent years,the incidence and death of cancer in Gansu province have always been in a high incidence and increasing state.This paper analyzes the current situation of prevalence of cancer epidemic in Gansu province,compared with the prevalence of malignant tumors in the same period of the country,the incidence of malignant tumors in Gansu was lower than the national average,but the incidence of malignant tumors in men was similar to the national average.The mortality of malignant tumors in Gansu was similar to the national average.In addition,the course of cancer prevention and control in Gansu Province was reviewed,the connotation of the comprehensive cancer prevention and control system construction in Gansu Province was summarized:(1)To build a cancer monitoring platform;(2)To build a research platform for early diagnosis of cancer;(3)Construction of health education and health promotion platform for cancer prevention and treatment;(4)Establishment of oncology alliance.Finally,puts forward the next cancer prevention and control strategy.

Key words: Malignant tumor, Epidemic, Prevention, Control, Gansu province