This research aims to explore for the largest LED outdoor electronic signboard advertisers in the country 「Fuscom Advertising Group」. How to create own good brand and apply its business strategy. Enable companies in diversified business strategies. Involve into other fields and develop other new products. Make full use of organizational human capital and business strategies. Enable companies to reduce risk and increase efficiency. Become the largest LED outdoor electronic signboard advertisers in the country. This research mainly discusses the strategy of diversified business management for Fuscom Advertising Group, analyze the brand benefits, and study the relationship between the two. Finally, it examines the correlation between the diversified management strategies of outdoor media companies and brand effectiveness.