A Chinese carved soapstone 'chi-dragon' seal, Attributed to Yang Xuanuan, the side carved of 'Yu Xuan', 5 cm high, 2.8 cm wide, 2.8 cm deep. Yang Xuan, style name Yuxuan, was a native of Fujian province. In the Jianpu provincial gazette, it is said that Yang Yuxuan particularly specialised in stone carving, especially figural carvings, animals and vessels, and that everyone wanted to acquire one of his works. In Min Xiaoji, Zhou Lianggong wrote of Yang Yuxuan: 'The excellence of his knife work is the equivalent of that done by supernatural beings'.''