原标题：交往交流 | 上海嘉定·云南德钦对口帮扶20周年·原创音乐演唱会精彩上演 On-site, we interviewed several prominent international guests, including Francis Gurry, vice chairman of the World Internet Conference and former director general of the World Intellectual Property Organization, and John Hoffman, CEO of GSMA Ltd., etc.
