Where are the children from?

Joe's children are from Nanjing. The character in it, Joe, is an irresponsible father, and speaking is what Nanjing needs. The eldest son, Qiao Yicheng, works in Nanjing TV Station. He raised his younger brothers and sisters with great pains. The second is the owner of an individual hotel, and his wife is his master. The third is married, and the fourth is Simei, the head waiter of the hotel, who married Qi and later divorced. Their family is from Nanjing. All live in Nanjing.