Sanxingdui Museum is a cultural site of the ancient city, ancient country, and ancient Shu culture with the largest scope, longest duration, and richest cultural connotation discovered so far in the southwest region. It shows that the Yangtze River Basin, like the Yellow River Basin, is the matrix of Chinese civilization, and is known as the “source of Yangtze River civilization”. Sanxingdui cultural relics are valuable human cultural heritage. Among the ancient Shu secret treasures, there are many bizarre bronze shapes, gold wares represented by brilliant golden rods, and jade wares full of patterns. Let us explore the secrets of “the source of the Yangtze River civilization” together through a trip to the ancient country of Shu.