Oncology department. The Second Affiliated Hospital of Tianjin University of Traditional Chinese Medicine is an oncology department and a key specialty in Tianjin. The Second Hospital of Tianjin Medical University is a large comprehensive third-class first-class hospital integrating medical treatment, teaching and scientific research. Tianjin, also known as Jingu and Jinmen, is a provincial-level administrative region, municipality directly under the Central Government, national central city and mega-city of People's Republic of China (PRC), and is the economic center of the Bohai Rim region determined by the State Council.