Reliable. Tianjiao Bodyguard College is Tianjiao International Security College. It is legally registered and certified by the Ministry of Industry and Information Technology, and holds formal and legal business documents. It is a legitimate enterprise, so it is more reliable. Tianjiao International Security College was established in 2008. It is the earliest security training institution with the strongest teachers and the most complete hardware facilities in China. It is also the only non-profit security training institution in China that provides security teaching free of charge.