"Yes." The one did it immediately.

Liu Jinghui said quietly from the side: "When slow trains enter the station, we must also prevent suspects from jumping off the train in advance."

Song Tiancheng frowned again when he heard this.

Liu Jinghui added: "Generally, if you can't jump, the conductors are guarding the door. But if something happens, the conductors may not report it, so you must ask everyone clearly."

"That's good!" Song Tiancheng breathed a sigh of relief, as long as there is a solution. There are not many conductors on the train.

"It's best to find some passengers, such as those who bought tickets for the 6-car train, and ask them if they have any impressions of Ren Kuangshan. You can sit on the train for several hours or more than ten hours.

Everyone is familiar with them." Liu Jinghui paused and then said: "Ordinary people

It is possible that you just sleep or are insensitive to the people around you. You can pay special attention to the occupation of the passengers. Veterans, those who have worked in the military and police system, including some self-employed people, small traders, and those who have been in prison will be more sensitive to the people around them.

Attention is not limited to carriage 6..."

Liu Jinghui was talking about the skills of traditional criminal police officers. It is not a rare trick, but if it is really used, it will obviously require a lot of manpower and material resources.
Chapter completed!