Abstract
The rapid development of Internet information technology has greatly changed people's daily work and life patterns, and has produced a new type of economy-the network economy, which has brought new opportunities and challenges to traditional enterprise marketing methods. Enterprises can obtain a large amount of data information based on online sales. How to make full use of data information in the context of big data, seize opportunities, and actively transform has become a hot spot for many enterprises. The article will give a brief overview of the big data background and network economy, and analyze the impact of big data on enterprise marketing activities, and finally propose optimization strategies to help the relevant.