Are there any similarities and differences between American parties and our Chinese parties? What kind of cultural differences do these similarities and differences reflect?

Differences: American parties emphasize free communication and interaction between people, and pay less attention to all kinds of rituals and procedures. Chinese parties are not about "gathering" but about "meeting", and most of them have a certain purpose.

Same: they are organized for the purpose of close relationship.

Cultural Differences: Creates a cultural difference between openness and tradition.