20 17. According to the query of official website, tianjin polytechnic university, tianjin polytechnic university was selected as a national "double first-class" world-class discipline construction university in 20 17. It is a full-time college in Tianjin, a world-class discipline construction university and a high-level characteristic university in Tianjin, which is sponsored by the Ministry of Education, Tianjin * * *, the National Bureau of Science, Technology and Industry for National Defense, Tianjin Municipal People's Government * * *.