Introduction to Han Jing Hall: Han Jing Hall is located in the center of Changchun Garden, surrounded by mountains, rivers, flowers and trees. It is the largest garden architectural landscape group in the garden. Hanjing Hall was built in the 10th year of Qianlong's reign (1745) for Emperor Qianlong to take care of himself after returning to power. The main part is 300 meters long from north to south and 150 meters wide from east to west. It covers an area of 45,000 square meters. The main buildings are divided into three longitudinal axes. Juxtaposed, there are nearly 30 large and small halls with a construction area of about 8,000 square meters. So far, a total area of nearly 40,000 square meters of ruins has been excavated, fully revealing the "Yunzhenzhai", "Chunhuaxuan", "Shenxinmiaoda", "Watching Theater Hall", "Playing Theater Building", "Performance Stage", " A number of various forms of stone, pottery, colored glaze and other materials were unearthed from the ruins of the early architectural complexes such as Chengbo Xizhao, Lizinzhai, Fanxiang Tower, Yimen and Archway. There are more than 1,000 architectural components and various cultural relics such as bronze Buddhas, jade carvings, and decorative porcelain.