In the WuDong Hill of Mt.Phoenix, there are still over one thousand tea trees planted in different dynasties, including the Song( 960-1279), the Yuan (1279-1368), the Ming (1368-1644), the Qing (1644-1911) dynasties and even the modern times. The oldest tea trees are 800 years old and they are the offspring of Song Strain.
Today, on the cliff of the WuDong Hill, the two characters “Song Strain” can still been seen.Song Zhong tea is made with tea leaves of the oldest tea tree in Mt.Phoenix.