9月16日—18日,“’97山地人居环境可持续发展国际研讨会”在重庆市召开。会上,“乐山市绿心环形生态城市发展模式”得到了与会专家教授的高度赞誉。参加这次国际研讨会的有来自中国、美国、德国、澳大利亚、加拿大、尼泊尔等国家和香港、台湾地区的城市规划、城市建筑 From September 16 to 18, the “97 International Symposium on the Sustainable Development of Mountainous Habitat Environment” was held in Chongqing. At the meeting, the “Leshan City Green Heart Ring Ecological City Development Model” was highly praised by experts and professors attending the meeting. Participated in this international seminar are urban planning, urban architecture from China, the United States, Germany, Australia, Canada, Nepal and other countries and Hong Kong and Taiwan.