a type of yellow jade ritual object with a square exterior and circular interior, used in ancient China for making sacrifices to the Earth

(557-610) A high-ranking Buddhist monk of the Northern and Sui dynasties originally named Li Daojiang; he is known for translating over twenty-three volumes of Buddhist scriptures and was renamed Yan Cong during the Northern Zhou dynasty.

A jade tube with a round interior and rectangular exterior, used ceremonially in ancient China.