Two copies. According to China Education Online, bohai university is the second one. Tianjin bohai university enrolls students in Shanxi, Inner Mongolia, Jilin, Heilongjiang, Anhui, Jiangxi, Henan, Hubei, Hunan, Sichuan, Guizhou, Yunnan and Tibet, so it is two universities. Bohai university, referred to as Boda for short, is a comprehensive university sponsored by Liaoning Provincial People's Government, located in Jinzhou, a famous historical and cultural city on the Bohai Sea.