1) There is fish every year: it is a homonym of "having more than one year", which is one of the most representative languages of traditional auspicious wishes in China. If represented by pictures, it can be regarded as a traditional auspicious symbol. There should be lotus or lotus root and fish in the picture, that is, "lotus has fish." Represents a rich life, with extra wealth and food every year.

2) male left and female right: it is a custom to go to the public toilet, male left and female right; Wearing a wedding ring, male left and female right; There are also wedding photos, couples attending some ceremonial occasions and so on. Men are often on the left and women are often on the right. If the position is reversed, some people will joke that it violates the custom of "male left and female right"

3) Men are left and women are right: it is also established, which is caused by thousands of years of tradition that men are superior to women. From left to right, male first, then female. According to the oriental custom, every time you sign, if you are a husband and wife, you must first write the husband's name and add a suffix to your wife. In life, Chinese medicine takes the pulse for patients and still follows the habit of male left and female right.