Introduction to Renai College of Tianjin University: Renai College of Tianjin University is a full-time undergraduate-level general institution of higher learning jointly established by Tianjin University and Tianjin Renai Group. It was established in April 2006. Renai College is located in the Tuanbo Lake Scenic Area in the east of Jinghai County, Tianjin. It is one of the main attractions in the scenic area.