The Mid-autumn day in china usually comes in September or October.On that day people often eat mooncakes at night,like the outdoor dinner.That night,the moon more-more round..A mooncake is a delicious cake.it looks like the moon.people like to eat moon cakes.There are many kinds of cakes.Small round cake,with meat,eggs,nuts or sweet things,very tasty.At this time every year,many stores are selling moon cakes.