The inscribed stone is also called inkstone for its inkslab shape. It is 3.2 meters long from east to west, 2 meters wide, 0.7-1.2 meters in depth, engraved on a natural huge stone which was supported by three small pieces of stones. In the east part of its surface is a plate intaglio, surrounded by 8 cup intaglios. This inscribed stone was engraved in late East Han period, worshipping the Emperor of Dongyi.