重庆帮帮 ，一个中年男子，嘴里叼着一只烟，瘦小的身

Chongqing help, a middle-aged man, with a cigarette in his mouth, a thin body carrying a sack bigger than himself, which is full of goods waiting to be transported. This is nothing special in Chongqing, but he is holding a three-year-old child in his other hand.