This picture taken on September 9, 2014 shows a waiteress handing over food to customers at a prison themed restaurant in Tianjin. As more themed restaurants are popular in China, a “prison style” restaurent in Tianjin is aimed at reminding people to observe the law and to be good citizens. (Photo by Wang Zhao/AFP Photo)

This picture taken on September 9, 2014 shows a woman having her dinner at a prison themed restaurant in Tianjin. (Photo by Wang Zhao/AFP Photo)

This picture taken on September 9, 2014 shows a couple preparing to have dinner at a prison themed restaurant in Tianjin. (Photo by Wang Zhao/AFP Photo)

This picture taken on September 9, 2014 shows a waiter carrying food to customers at a prison themed restaurant in Tianjin. (Photo by Wang Zhao/AFP Photo)

This picture taken on September 9, 2014 shows a family taking a photo before their dinner at a prison themed restaurant in Tianjin. (Photo by Wang Zhao/AFP Photo)

This picture taken on September 9, 2014 shows a waiter (L) handing over the food to customers (not in picture ) as two children play at a prison themed restaurant in Tianjin. (Photo by Wang Zhao/AFP Photo)

This picture taken on September 9, 2014 shows a waiter (R) and a group of people using an elevator at a prison themed restaurant in Tianjin. (Photo by Wang Zhao/AFP Photo)

This picture taken on September 9, 2014 shows a family preparing to have dinner at a prison themed restaurant in Tianjin. (Photo by Wang Zhao/AFP Photo)

This picture taken on September 9, 2014 shows a boy preparing to have dinner at a prison themed restaurant in Tianjin. (Photo by Wang Zhao/AFP Photo)

This picture taken on September 9, 2014 shows a musician performing at a prison themed restaurant in Tianjin. (Photo by Wang Zhao/AFP Photo)

This picture taken on September 9, 2014 shows a family visiting a prison themed restaurant in Tianjin. (Photo by Wang Zhao/AFP Photo)

This picture taken on September 9, 2014 shows a waiter carrying dinner plates to customers at a prison themed restaurant in Tianjin. (Photo by Wang Zhao/AFP Photo)