Fu: The word Fu mainly refers to auspiciousness and good luck, and it has always been a very auspicious word among China people. In ancient times, people called longevity, wealth, health, morality and filial piety, but now, especially in traditional customs, the word "fu" is often associated with harmony, longevity, happiness and wealth.
"Shuo Wen Jie Zi" explains the cloud: You Ye. From the sound.
City: meaning city, city wall. The latter refers to the city.
Shuo Wen Jie Zi explains the cloud: enriching the people. From soil to success, success is also sound.
It means: "National Day, everything is auspicious and United as one." .