With the development of Internet technology, the model of Internet marketing has become a new type of marketing channel. Agricultural products operators in Taiwan can break through the inherent sales model of domestic agricultural products through Internet marketing. For agricultural product operators, it is a new opportunity but also a challenge. This study aims to investigate consumers in Taiwan who have purchased domestic agricultural products on the Internet. Based on the ICDT model, this study adopts the grey relational analysis to extract the key factors that consumers pay attention to when shopping online; in addition, the marketing theory of 4Ps is used to propose a total of 23 Internet marketing strategies to domestic agricultural product operators and agricultural agencies in the hope of enhancing the overall agricultural economy in Taiwan.