The topic of 'Traffic University mooncake packaging design' refers to the artistic and functional design of mooncake packaging for Jiao Tong University, a prestigious educational institution in China. Mooncake packaging design often incorporates elements that reflect the university's culture, history, and aesthetic values. This can include traditional Chinese motifs, the university's logo, or innovative design techniques. The design of mooncake packaging also serves practical purposes such as protecting the mooncake during transportation and enhancing its appeal to consumers.