Deepen the establishment of the "strongest party branch", strengthen the cultivation of the "strongest leading geese", select the "best vanguard" model, and popularize the "best working method" experience. According to the inquiry, the double-strong and double-excellent project of party building refers to deepening the establishment of the strongest party branch, strengthening the cultivation of the strongest leading geese, selecting vanguard models, popularizing the best working methods and experiences, promoting the double promotion of party building and professional work, giving full play to the role of grassroots fighting bastion and implementing the overall leadership of the party.