With the epidemic prevention and control into the normal, the combination of online and offline teaching has become a trend. The state has formulated a digital education development strategy to promote digital empowerment in the education industry. Based on this background and the actual needs of teachers and users, "Lingyue" was born ". Lingyue is a small program for teachers to create lesson preparation resources collection. Based on WeChat cloud development and crawler technology, teachers can fully automatically and uniformly summarize and sort out the teaching resources collected by mobile phones in an extremely convenient way, which is convenient for efficient lesson preparation in the later period. Small program at the same time built-in related resource search function, including other university teachers user sharing and resource keyword search waterfall two ways. It is convenient for teachers to collect a kind of resources at the same time, at the same time, they can retrieve the relevant high-quality information on the Internet in the simplest way.