Inscription, Khao Chong Khoi {ศิลาจารึกเขาช่องคอย}.
: Located in the Khok Sathon village, Moo 9, Tambon Kuan key. Have the a letters is a Palawa Letter. As far as the oldest found in the South. There is a message. For the residence of the god Shiva and wild angel, and ends with the message, which motto that "If good people living in the any villages , The happy and positive, will be to them.