Because "Lai" means "prosperity, wealth and good luck" in Chinese. The word "Lai" has a long history in China culture and first appeared in ancient Oracle Bone Inscriptions. According to historical records, in the Zhou Dynasty, the word Lai was used to describe fertile land and lush crops, and later it gradually evolved into a symbol of wealth and good luck. Therefore, many people will choose the word "Lai" when naming their children, hoping to bring them good luck and smoothness.
Besides the name, the word "Lai" has many other symbolic meanings in China culture. For example, in Chinese characters, "Lai" is similar to "He", which represents the symbol of agricultural civilization and harvest, so "Lai" is also regarded as the symbol of agricultural civilization and harvest. In addition, the word "Lai" is also associated with "An Baili", which stands for purity and nobility in Chinese characters. Therefore, "Lai" is also regarded as a symbol of nobility and elegance.
The above answers are for reference only, please don't be blindly superstitious.