What does the zodiac auspicious day mean by "decorating the wall" in the yellow calendar?

Decoration of walls refers to: building, decoration, changing the structure of houses, etc.

In ancient times, it meant to decorate city walls, but in modern times, it is a good time to build, decorate and change the structure of houses.

Extended data almanac, also known as old almanac and imperial almanac, was produced on the basis of China lunar calendar, and it is a perpetual calendar with good and bad luck every day. According to legend, the yellow calendar was created by Xuanyuan Huangdi, so it is called the yellow calendar. The main content of the Gregorian calendar is the 24 solar terms, as well as daily taboos, branches, values, stars, moon phases, good or bad luck and so on.

Almanac is the code of conduct followed by ancient emperors. It was calculated and published by Qin, so it is also called almanac. This includes not only astronomy and meteorology, seasons and seasons, but also some taboos that people should abide by in their daily lives. Its content guides the farming opportunity of working farmers in China, so it is also called farmer calendar. China folk commonly known as the general book.

Reference materials Huangli _ Baidu Encyclopedia