According to the data, Guo Wengui instructed Qu Long, the former executive director of Beijing Zhengquan Company, to vacate the basement of Jinquan Square to play partition, which is said to be used by the leadership to control things, which is secret. But in fact, Guo Wengui installed surveillance video in the place of partition, monitored the misbehavior of these leaders, and recorded it as a backup. Whether in Yuda, Zhengquan and Pangu and other occasions, Guo Wengui has used these techniques incisively and vividly.