County cultural heritage site. Five at the end, Liu set at double-lock Li Shan Township, Village of tree protection flag, set this flag seat. Flagpole seat for the stone, color blue, firm, round, diameter of 1.1 meters, 0.24 meters thick. Stone blocks, round pin holes in the middle of a diameter of 0.14 meters. Flag stone blocks, from generation to generation, proper protection is important given that people miss the real Liu is also the courage of the ancient working people, anti-bandit, aggression, patriotic to witness history.