Introduction to the Chenjiagou Site: From April to December 2005, a total area of ​​4,950 meters was exposed at the Chenjiagou Site, and more than 480 ash pits from the Longshan Culture, the Two-week Period and the Han Dynasty were cleared out. There are 55 tombs, 2 trenches from the Longshan period, 8 pottery kilns from the Eastern Zhou Dynasty, and more than 300 cultural relics of different textures including pottery, stone, bone, clam, jade, copper, and porcelain have been unearthed and restored.