What is the level of trade union chairman in Hulin Experimental High School?

Vice principal level. According to official website of Hulin Experimental High School, the trade union chairman of Hulin Experimental High School, under the leadership of the superior trade union and the school party branch, is responsible for presiding over the daily work of the school trade union, belonging to the vice-chairman level, which is larger than the department director, so the vice-chairman level of the trade union chairman of Hulin Experimental High School.