1. Status difference: As the owner of a restaurant, shopkeeper Liu has strict requirements for his business and customers. I don't think Yuan Yushan's appearance meets his business standards, so I asked Yuan Yushan to return the bowl.

2. Maintain the reputation of the restaurant: Liu Jingli thinks that the appearance of Yuan Yushan will have a negative impact on the reputation of the restaurant, so in order to maintain the reputation of the restaurant, he will ask Yuan Yushan to return the bowl.