Wu Zhihai picked up the phone and called Li Yixin's office. As soon as the call was connected, Wu Zhihai spoke first: "Director, you have reported two anti-Japanese officers who were arrested by the Stone City Branch of Has the Secret Service headquarters arrested you yesterday at the Thanh Tay border gate this morning?" Suspect on bail? ,Liu Zilu, who had arrived at Stone City, remembered the situation that Director Mao had explained to him, and decided to start with the female operator surnamed Chen.