Abstract:Digital economy is an important driving force for the development of the whole agricultural industry chain. The digital economy improves the modernization level of the agricultural industry chain by realizing the extension and strengthening of the agricultural industry chain, improving the production efficiency of the whole agricultural industry chain, gathering the development factors of the whole agricultural industry chain, and promoting the value-added and efficiency of the whole agricultural industry chain. Taking the digital transformation of the whole agricultural industry chain of chili peppers in Linying County as an example, this paper analyzes its main practices and effects, verifies the mechanism of digital economy enabling the development of the whole agricultural industry chain, further discusses and summarizes the advanced experience in it, and finds that the digital economy still has some shortcomings in rural digital infrastructure construction, digital talent support, data sharing, agricultural digitalization and other aspects, and these deficiencies affect the enabling effect of the digital economy. In order to better play the effect of the digital economy enabling the development of the whole agricultural industry chain, it is not only necessary to strengthen the innovation and application of agricultural digital technology, but also to strengthen the construction of rural digital infrastructure, cultivate digital talents, improve the data sharing mechanism, and improve the matching degree between the development of the whole agricultural industry chain and the digital economy.