Wen Jianguo picked up another tweezers and checked to the right.

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After a while, an identical tampon was taken out, and mercury flowed out of it.

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Chen Yan frowned slightly: "Old Wen, Master, this situation... have you seen it before?"

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This is the first time Chen Yan has encountered such a situation.

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Why do you put mercury in your ears?

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Liu Qingshan frowned: "I haven't seen it before, but a long time ago, I heard my senior say it once."

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"At that time, I just went to work for a short time when I encountered a trafficking case."

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"According to the master who took me at the time, this is a way for traffickers to deal with deaf people."

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Wen Jianguo also nodded: "Pouring mercury into the ear for a long time will cause permanent hearing impairment."

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"However, this method does not cause stress trauma to the body, and there will be no other harm other than deafness."

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"In the early years, many traffickers used this method to deaf children."

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"Then go to the streets to beg."

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"When the children grow up, some boys will become minions, and some will be sold to black coal mines."

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"Of course, that's not the case now."

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Wen Jianguo took out a cigarette and handed it to Chen Yan and Liu Qingshan: "Now selling organs is more profitable than doing anything..."

​​

"As for the girls, most of them are sent to the Fengyue place."

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"Because these people have been abducted and sold since childhood, some are deaf, some are mute, and they have no education and can't write."

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"So, even if caught, it rarely provides valuable clues."

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Liu Qingshan took the cigarette from Wen Jianguo and sighed.

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"A while ago, when we were following the dumb girl in the nightclub, we accidentally discovered Song Wenlong, a leader who controls Liancheng's human trafficking."

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"But they may have been alerted. Before we came to the Iron City, everyone disappeared en masse."

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"Clues show that they rented a bus and came to Iron City."

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"After I came here, after a period of visits and investigations, I basically locked down this Songjia Village..."

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"Yesterday was the first time we went to the village to investigate. I didn't expect that something happened just as we entered."

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According to the clues investigated by Liu Qingshan, this is an organized and disciplined trafficking gang with a very clear internal division of labor.

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In Liancheng, Liu Qingshan locked a total of three begging children, as well as a dumb girl who used to work in a nightclub.

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A total of four people.

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But don't underestimate the fact that the other party only controls four people.

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Liu Qingshan has followed every one of them.

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Every little beggar, because of his miserable appearance, gains a lot every day.

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A person, on average, can receive more than 300 yuan a day.

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The three little beggars are worth more than 1,000 yuan a day.

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In addition, the dumb girl can accompany at least two groups of guests every day in the nightclub.

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Every time I get 1,000 yuan, I go to the nightclub, I can earn half of it, and I can earn at least 1,000 yuan in a day.

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"And these incomes will eventually go into Song Wenlong's pocket."

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"In other words, just by controlling these four people, Song Wenlong can earn 2,000 yuan a day, or 60,000 yuan a month!"

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"And how many such little beggars, or people like dumb girls, are under Song Wenlong's hands, we don't know at all!"

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Chen Yan couldn't believe Liu Qingshan's words.

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He had never been exposed to a similar case before.

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Let's not talk about the nature of the work of the dumb women, let's talk about begging.

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Chen Yan saw a lot when he was young.

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At that time, there were a lot of beggars on the streets, and it was nothing new in some crowded areas, or even surrounded by a dozen beggars.

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However, in these years, begging is basically invisible.

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Only some homeless people can still be seen.

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But these people also have records, and there will be volunteers who regularly deliver food, clothes, bedding and other daily necessities.

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For example, in Chen Yan's Detective Unit 2, there were 16 homeless people on file.

​​

"So, there are two directions for case investigation now."

​​

Chen Yan looked at Liu Qingshan: "One is to find the murderer who killed Zhang Jiantao."

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"The other is to find Song Wenlong!"

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Liu Qingshan nodded: "Also, Song Wenlong is probably the murderer."

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【Ding! The task of the strongest police training system is released. 】

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[Detection of police assault and homicide, within a seven-day period, complete the task, reward vehicle maintenance skills, and cancel the task reward if it fails or expires. 】

​​

I didn't pay too much attention to the prompt information of the system in my mind.

​​

Chen Yan immediately started the case investigation.

​​



​​

Zhang Jiantao's body was quickly sent back to the Tieshi Detective Team.

Wen Jianguo's side will start the autopsy immediately.

​​

Chen Yan and Liu Qingshan continued to stay in Songjia Village.

​​

Wang Shun has already led several teams to investigate the suspicious locations mentioned by Chen Yan.

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But it is very difficult.

​​

In the urban village, the buildings are very dense and the mobility of people is very large.

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There are at least hundreds of small bathhouses, massage rooms, and traditional Chinese massage.

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And this urban village is only set up with surveillance cameras at important intersections.

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Like the dead end where Zhang Jiantao's body was abandoned, the surrounding area is basically monitored.

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Moreover, in the alleys of urban villages, there are many people pushing shelf trucks to deliver goods.

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If the other party is disguised as a migrant worker, there is no way to compare and find them.

​​

Chen Yan also knew that such a large-scale investigation would hardly yield anything.

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However, such a large-scale action will definitely limit the other party's further actions.

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At least give a deterrent effect.

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Let the other party not dare to act rashly during this time.

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As long as the other party doesn't leave here, it is only a matter of time before Chen Yan finds the other party.

​​

With Liu Qingshan, Chen Yan shuttled through every small alley in the urban village.

​​

"Chen Yan, we are..."

​​

Two hours later, Liu Qingshan almost fainted: "What are you looking for?"

​​

Liu Qingshan thought that Chen Yan, like Wang Shun and the others, wanted to find the crime scene.

​​

But along the way, Chen Yan has been walking fast.

​​

There were about a dozen massage parlors and bathhouses passing by, but some of Chen Yan went in to take a look, and some didn't go in at all.

​​

​​

​​

Looking towards a dead end, Chen Yan suddenly stopped: "Master, the village in the city is so big."

​​

"Wanting to find Song Wenlong is like looking for a needle in a haystack."

​​

"Moreover, the other party is obviously very familiar with this place. Otherwise, Zhang Jiantao would not have been discovered by the other party as soon as he came in to inquire about it."

​​

"So, if we want to find him, someone has to show us the way!"

​​

Speaking, Chen Yan pointed to a thin figure in the alley.

​​

It was a little beggar.

​​

When Liu Qingshan saw the little beggar pointed to by Chen Yan, his eyes lit up: "You mean to follow this little beggar?"

​​

"Tracking?"

​​

Chen Yan shook his head and pulled Liu Qingshan away from the alley, as if he just passed by naturally.

​​

"Master, here, people are the local snakes."

​​

"It's not easy to follow them...it's not easy!"

​​

Liu Qingshan was a little unclear, but just as Chen Yan and the two left the Hutong entrance, a young man with yellow hair appeared at their place.

​​

She looked at the two suspiciously, and left after a long while.

​​

Next, Chen Yan's pace slowed down.

​​

And from time to time, I bought two ice creams at a roadside stand and chatted with the boss for a while.

​​

Or enter a massage room, take a look, and let the people inside recognize Zhang Jiantao's photo.

​​

Not far behind, the yellow-haired youth has been following him, murmuring incessantly.

​​

The bluetooth earpiece with the pierced ear flashed blue light, apparently reporting something.

​​

Small sun sand therapy room, wormwood incense.

​​

A middle-aged man was lying in the hot sand pool with his eyes closed, as if he had fallen asleep.

​​

Only the bluetooth earphone in his ear kept flashing blue light. UU reading proved that he was not asleep.

​​

Outside the door, an old man in a security uniform leaned on a reclining chair, snoring, with a big yellow dog lying beside him, lazily basking in the sun.

​​

If you look down at the entire urban village now, you will find the sand therapy room at the southwest corner of the village.

​​

And Chen Yan started from the northeast corner, and started winding around the northeast corner.

​​

It was not until he found the little beggar that Chen Yan left the northeast corner and walked all the way to the southwest.

​​

For Chen Yan, stalking the little beggar...

​​

Haha, are you using tracking?

​​

Living in a dark corner all the year round, the little beggar has a special sour taste on his body.

​​

Although Chen Yan just passed by the alley just now, he glanced inside casually, but did not come into close contact with the little beggar.

​​

However, Chen Yan, who unlocked the olfactory gene lock, had already recorded that smell.

​​

Next, Chen Yan seemed to be walking casually.

​​

I also go into some massage parlors and bathhouses from time to time to ask questions, but it's actually an illusion.

​​

What guided Chen Yan forward was always the smell of that little beggar in the air.

​​

However, this smell is very light, but fortunately it is very special, and Chen Yan can still distinguish it vaguely.

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