Abstract: 【Objective】With the changes of management model, the damage of bamboo pests becomes a serious problem in the healthy development of bamboo industry of Suichang county. Therefore, in order to provide a reference for the scientific pest control of bamboo in Suichang, the species of bamboo insect pests in Suichang were investigated systematically and comprehensively, and their occurrence dynamics were monitored. 【Method】From 2017 to 2021, the insects infested bamboo plants in Suichang were investigated and collected by comprehensive methods including random field survey, investigation of fixed sampling and light trap. 【Result】Totally, 111 species of bamboo insects were collected, of which nine species were the predominant insects such as Melanotus cribricollis, Hippotiscus dorsalis and Algedonia coclesalis. And the monitoring date showed the nine species were growing in population. 【Conclusion】Abundant pest insects infested bamboo plants are found in Suichang county, among which, the insects as defoliators, bamboo shoot feeders stinkbugs and aphids have occurred more and more seriously, it requires more and more attention.