Abstract: In view of the shortcomings of traditional Chinese tunic suit such as conservative style, single function and unsuitable for the wedding occasion, this paper studied on the innovative design of structural plate of traditional Chinese tunic suit. Based on the features of the traditional Chinese tunic suit, novel Chinese tunic suit for wedding dress with detachable collar, placket and cuffs was designed. Furthermore, some happy and auspicious elements were also added in the design of new wedding tunic suit. Much more attention was paid on the new wedding tunic suit’s features, parameters of structural plate, sewing method of detachable collars, cuffs and placket. Embroidery was used to decorate the collar, cuffs and placket. The novel wedding Chinese tunic suit had fashion style and various functions, and was comfortable to wear, which made it more suitable to wear as the traditional wedding dress. Thus, this paper provided new ideas to design Chinese tunic suit as traditional wedding dress.