One of the most effective baits is to offer jobs, because most of them are hiding and find it difficult to get their hands on money.

Once he talked with an outlaw for two months before he agreed to an offline meeting, the longest time he tried to induce a fugitive.

"I invited him, a man in his 20s, who lived in Handan city, about 175 kilometers away from me, to visit me several times, but he refused as he did not have money. In the end, I said I would pay for his train ticket, and it was approaching the Lantern Festival, a traditional time for reunion. He could not go home, so came to see me."

"Some criminals are suspicious. They ask questions like, why did you contact me? Why you are you so nice to me and behave so well? But in the long run, most can't resist the lure because they want to be cared," he said.

He has downloaded some women's photos in case they want to see "her", and takes the help of his female colleagues if they want an audio or video chat. Sometimes he just refuses by saying that "someone else was in the room" or it was "not convenient right now."

Xiao Yun became a policeman in 2012, after graduating from college. In 2013, one of his colleagues, who became a policeman in the same year, was rewarded because of his excellent performance in cracking down on criminals. He felt moved, and cracked his brain to find a better way to catch fugitives.

In 2014, he got a first class reward for catching 66 outlaws in that year. The number surpasses all of his colleagues.