１９９８年，群众在莱州市区西北、市公安局以西居民居住地的筑路工地中，发现古钱币。市博物馆闻讯后，组织馆内有关人员立即奔赴现场，经过全体人员的努力，共挖出窖藏钱币“大泉五十”１００余公斤。经初步清理，发现这批窖藏钱只有一个品种，全部都是西汉末年王莽时期铸造 In 1998, the masses found ancient coins in the road construction sites in the northwestern part of Laizhou City and in the residential areas to the west of the Municipal Public Security Bureau. After the Municipality heard the news about the museum, the relevant personnel in the museum went to the scene immediately. After the efforts of all the staff, a total of more than 100 kilograms of cellars were collected. After a preliminary clean-up, it was found that there was only one breed of money in the cellars, all of which were found during the reign of Wang Mang in the late Western Han Dynasty