On formal occasions, men must wear a suit, the logo on the left sleeve cuff of the suit jacket should be removed, and nothing can be put in the jacket pocket. "Three-color principle" and "Trinity rule" are the most important rules for wearing a suit.
Tricolor principle
The three-color principle means that when wearing a suit, the whole body color should not exceed three, including coat, coat, tie, shoes and socks, and the whole body color should be limited to three.
The trinity law means that when wearing a suit, shoes, belts and briefcases should be the same color. Women pursue fashion, men pay attention to grades, and they have to wear clothes with grades, and there are indispensable collocation skills such as the Trinity Rule.