 Just like other typical Zheng clans in Fujian, Zheng Zhilong's ancestors originated in Northern China but due to the Uprising of the Five Barbarians and Disaster of Yongjia by the Five Barbarians, the Zheng family were among the northern refugees who fled to Southeastern China and settled in Fujian.They later moved to Zhangzhou and moved on to Nan'an.Between 1144 and 1210 Zheng Zhilong's ancestors moved to Longxi county and moved on to Nan'an.