The men's suit,as a symbol of fashion culture,holds profound influence.In order to explore the design of men's suits and their clothing coordination,this article reviews the aesthetic changes of suits in different historical periods within various social and cultural contexts.It analyzes the core elements of men's suit design,including tailoring,fabrics,patterns,and styles,and discusses how these elements collectively shape the appearance and functionality of modern suits.In terms of innovation in men's suit coordination,it elucidates the principles of coordinating men's suits with clothing,including principles for pairing with shirts and footwear.Additionally,it analyzes the innovations in men's suit coordination,such as color matching and the selection of accent pieces,which are crucial for understanding how men's suits maintain their allure.