Wenruitang River, the mother river of Wenzhou people, is the largest river from Wenzhou to Ruian, which has a long history and profound cultural connotation. To promote the integrated development of Wenruitang River culture and moonlight economy in the new era, it is advisable to study, mine and promote the millennium Wenruitang River culture with profound cultural richness and abundant content. Based on the goal and ideas of “optimizing functions, integrating vitality, gathering elements, improving environment and quality”, efforts should be made to cultivate a new form of moonlight economy, and strengthen the vitality and scale of moonlight economy, so as to continuously meet the people’s growing needs for a better nightlife.