Insects damage is one of the main biotic factors on damaged archives. According to the harmfulness of insects and combine relevant example, this article analyzes that the appearance of insects have some relations to environment temperature and paper texture and so on. Furthermore, it elaborates some preventive measures of controlling temperature and humidity, paying attention to sanitation and hygiene and maintains the function of insect prevention of building, Moreover, some nuisanceless technology as well as freezing method and nitrogen fumigation should be used to control insects, so as to guarantee the safe of both the staff and archive materials.