1998年10月28日至31日，中国古都学会第十五届年会暨新郑古都与中原文明学术研讨会在河南省新郑市隆重召开，来自北京、西安、洛阳、开封、南京、杭州、安阳、大同、广州、江陵、偃师、太原、成都、苏州、郑州、沈阳、赤峰等近30个古都城市的专家与学者及日本国代表120余人参加 From October 28 to October 31, 1998, the 15th Annual Meeting of China Ancient Capital Society and the Symposium on Ancient Capital of Xinzheng and Central Plains Civilization were solemnly held in Xinzheng City, Henan Province. They were from Beijing, Xi’an, Luoyang, Kaifeng, Nanjing, Hangzhou and Anyang More than 120 experts and scholars from nearly 80 ancient cities like Datong, Guangzhou, Jiangling, Yanshi, Taiyuan, Chengdu, Suzhou, Zhengzhou, Shenyang and Chifeng participated in the conference