What is the relief of Yuanwanglou Hotel?

Carp yue longmen. Relief is a sculpture art form widely used in ancient architecture and modern architecture, and generally adopts relief technology. Jane's sculpture embosses simple and elegant patterns, which is a kind of sculpture that carves concave and convex images on the plane, and is an artistic expression between circular carving and painting. The materials of relief are stone, wood, ivory and metal, which are generally divided into three types: shallow relief, high relief and concave carving.