摘要：This paper takes the business district party building in Taishan South Road Community of Deyang City as its research object, systematically exploring the practical paths and innovative values of party leadership in urban grassroots governance. The article summarizes the organizational structure, smart exploration, and exemplary leadership experiences of Taishan South Road Community in business district party building, and reveals issues such as insufficient party organization coverage and limited activity appeal. It proposes optimization paths including dynamic party member management, innovative activity formats, and the construction of collaborative governance mechanisms. The study argues that business district party building, through resource integration, service enhancement, and stimulating merchant participation, can effectively promote the modernization of grassroots governance, providing important references for innovation in urban grassroots governance.