Tang Mou is a newly developed national 5A tourist attraction in recent years. It is also the birthplace of Huizhou Xu surname. Wang Xu is now the two surnames of Huangshan City (formerly known as Huizhou). In the Tang Dynasty, there was only Wang in Huizhou. At that time, a young man with Xu surname came here and was rescued by Wang surname. Later, the surname Xu gradually developed, even surpassed the surname Wang, but never forgot the old grace. The two surnames lived in friendship and were praised as model villages in the Tang Dynasty by later generations.