What does it mean to carve bats on buildings?

The implication of bats in architecture:

Carving bats on buildings has auspicious and happy meanings. Because the word "bat" of bat is homophonic with the word "blessing" of happiness and blessing, the bat pattern is regarded as a symbol of blessing in China traditional architecture and has become a classic pattern in traditional culture. The arrival of bats also has the meaning of "entering happiness", hoping that happiness will fall from the sky like bats. Bat pattern is a kind of folk traditional porcelain blessing decoration pattern, which has a single bat pattern and a combination of bat patterns. Bat and blessing are homophonic, meaning blessing and happiness.

If a bat flies in front of your eyes, it is called "happiness in front of you", and bats and horses form "happiness in front of you". The red bat pattern on the upper part of the utensil is also called "Hongfu Qitian". The patterns of bats are quite diverse, including upside-down bats, two-headed bats, four bats holding Fu Lushou and five bats. In traditional decoration, bats are combined with the word "longevity", which is called "five bats hold longevity".