Yin and Yang are the basic elements of the Universe. Yin and Yang are applied down to the Earth. Every living thing on the Earth can be related to Yin Yang. Human has been studying Yin Yang for thousands of years. The Yin Yang Symbol is called Tai Chi diagram in China. Today, people are still interesting on Tai Chi diagram. We can find Yin Yang Symbol on the clothes, decoration, art works, medicine, martial arts, movies, astrology, even drink and food, Here we show what people think about their Yin Yang, Hopefully, these can inspire you to invent your own Yin Yang symbol for your interest.