What exactly does "Chong" mean in the imperial calendar? I am so anxious!

Chong generally refers to the collision between the zodiac, that is, six reds. The zodiac signs are ugly children, ugly children, ugly children, ugly children, ugly children, ugly children, ugly children, ugly children, ugly children, ugly children, ugly children, ugly children, ugly children. Chong means not matching. As far as the twelve zodiac animals are concerned, they are Rat Ma Chong, Cattle and Sheep Chong, Tiger Monkey Chong, Dragon Dog Chong, Snake Pig Chong and Rabbit Chicken Chong.