The exhibition board design of the丧mooncake packaging

Quick answer：

The '丧mooncake packaging design exhibition board' refers to a display board showcasing creative designs for mooncake packaging that incorporate a theme of '丧', which could mean somber or solemn. Mooncakes are traditional Chinese pastries typically eaten during the Mid-Autumn Festival. The exhibition board would likely feature artistic renditions or conceptual designs that reflect this theme, possibly exploring the contrast between the traditional festive nature of mooncakes and the more melancholic or serious aspects associated with the theme.