What does it mean to carve bats on buildings?

The meaning of carving bats on buildings symbolizes good luck and happiness.

The word "bat" of bat is homophonic with happiness and blessing. Therefore, in the traditional architecture of China, the bat pattern is regarded as an auspicious symbol.

In some ancient buildings in China, you can often see many exquisite patterns carved from brick, wood, stone and other materials, among which bat patterns are more common.