Shandong Linqu 5A Yishan Quality Park is a national AAAAA tourist area, a national forest park, and a provincial scenic spot. Among them, the East Town Square has a six-column, five-bay, five-story structure with a span of 28.1 meters and a height of 20.6 meters. It is made of Jiaxiang lapis lazuli. Weige TQ001 and TQ002 are applied to the square floor of the east gate of the scenic spot, namely Dongzhenfang, and are integrated with the building's lapis lazuli, roof tiles and other materials.