博士生, 潭影录 Mao Shuduan attended POPs Forum 2016 2016-05-06 Gan Zhang On May 17-19, Mao Shuduan attended the POPs Forum 2016 in Xi’an. Here are some pictures in my cell phone for record. On the Forum. With Profs Luo Xiaojun of our institute. With the Terra-Cotta Warriors. Xuanzang（玄奘）. The Dayan Tower (大雁塔）.