What do Qinglong, Baihu, Suzaku and Xuanwu mean respectively?

Usually, the left green dragon and the right white tiger represent the left and right positions, not the real green dragon and white tiger. Qinglong represents the East and White Tiger represents the West.

In addition to the four spirits in Taoism, including the dragon and the white tiger, even when the geomancer explores the cemetery, the protruding terrain on the left and right sides in front of the terrain can be used as graves. It has a unique title, called Zuo Qinglong and Right White Tiger, to take its meaning of guarding, and it also has the same decoration in the court. Dragons and white tigers are painted on the left and right pillars to suppress evil spirits.

Extended data:

Suzaku, Xuanwu (black tortoise and snake, which means tortoise and snake in martial arts), Qinglong and Baihu respectively represent the twenty-eight lodgings in the four directions, and the dragon is the seven lodgings in the East-horn, sound, rafter, room, heart, tail and dustpan.

After the rise of Taoism, these four spirits have also been given names, which are convenient for human beings to call. Qinglong is called Meng Zhang, White Tiger is called prison soldier, Suzaku is called Lingguang, and Xuanwu is called Zhi Ming.

On the second day of the second month of the lunar calendar, people call it "February 2, the dragon rises", which symbolizes the return of spring to the earth and the recovery of everything. At the same time, spring is slowly coming to the world, the rain will increase, the earth will turn green, and spring ploughing will start from south to north. There is a folk proverb: "On February 2, the dragon looks up, the big warehouse is full, and the small warehouse flows." In short, the second day of February is designated as "Spring Festival".