海瑞
The Tomb of Hai Rui () is a key national cultural protection site. Hai Rui was a compassionate and popular official of Hainanese origins who lived during the Ming dynasty. He was famous for his lifelong honesty and his willingness to speak out on behalf of local people. In later life, Hai Rui was persecuted and fell out of favor with the emperor. His admirers built the Hai Rui Tomb after his death to commemorate his great works. Construction of the tomb began in 1589.