Abstract: The agricultural product processing industry is a symbol of agricultural modernization, but the agricultural product processing industry in Heilongjiang Province is still mainly based on the traditional initial processing mode, and the development in the field of intensive processing technolog is backward. Based on a systematic exposition of the types of agricultural products, the importance of agricultural product processing, and the constraints on the development of the agricultural product processing industry in Heilongjiang Province, this article proposed feasible suggestions for the healthy and rapid development of the agricultural product processing industry in Heilongjiang Province, including building a science and enterprise interaction platform, innovating technology, updating products, strengthening technical equipment support, reversing regional disadvantages, highlighting strengths and avoiding weaknesses, strengthening publicity, strengthening platform construction, and leading a virtuous cycle.