前北大保安員23歲中國公民張盼成被消失前的心聲

Former security guard at Beijing University, 23 years old Chinese citizen Zhang Pan Cheng (張盼成), recorded a video in which he lamented the status of CFormer security guard at Beijing University, 23 years old Chinese citizen Zhang Pan Cheng (張盼成), recorded a video in which he lamented the status of CFormer security guard at Beijing University, 23 years old Chinese citizen Zhang Pan Cheng (張盼成), recorded a video in which he lamented the status of C