Not easy to test. According to the inquiry of Yunnan Highway Bureau, the institutions of Yunnan Highway Bureau organize one or two institutions to enroll students in batches every year. Due to the large number of units and posts that offer the examination, the publicity is strong, and the social attention is generally high, so the number of applicants is relatively concentrated and it is difficult. The Provincial Highway Bureau was established on 198 1 with the approval of the Yunnan Provincial People's Government, and is a deputy department-level institution under the leadership of the Provincial Department of Transportation. According to the management of civil servants, the bureau has 0/6 offices at the department level, 0/9 institutions at the department level and 0/institution at the department level. Highway management and maintenance institutions implement three-level vertical management of provincial highway bureaus, (city) highway bureaus and (county) highway sub-bureaus.