Business. According to the query of official website, Shijiazhuang City Federation of Trade Unions Cadre School, Shijiazhuang City Federation of Trade Unions Cadre School is a cadre training school run by a public institution, which is managed by Shijiazhuang City Federation of Trade Unions. Therefore, it can be considered as a "public" school, not a "private" school. The main task of the school is to provide training services for the leading cadres of Shijiazhuang Federation of Trade Unions and its subordinate units, improve their theoretical level and practical ability, and better serve the trade union organizations and the broad masses of workers and staff.