Tiejun refers to jinan military area command127th Division, which is a heroic unit with a long history and outstanding military achievements. It is the first armed force controlled by China's * * * production party, and is known as the "Iron Army". There are also doctors, professors, Tiejun, director of scientific research department, Tiejun, a professor at Beijing Foreign Studies University, and Tiejun, an expert in postgraduate counseling.