The first is the structure and level of professional and technical posts. 1. Post category structure proportion: refers to the structural proportion relationship among the three types of posts set up by public institutions: management posts, professional and technical posts and ground skills posts. For the convenience of expression, it is hereinafter referred to as "category structure proportion". Second, the proportion of professional and technical posts: refers to the structural proportion of high, middle and junior professional and technical posts set up by institutions. For the convenience of expression, it is hereinafter referred to as "hierarchy ratio". 3. The structural proportion of posts at various levels within the professional and technical level: refers to the structural proportion relationship between the high, middle and junior professional and technical post levels set up by institutions. For the convenience of expression, it is hereinafter referred to as "hierarchy proportion". (1) Professional and technical posts What is a post? The post in the post setting management of public institutions refers to the jobs set by public institutions according to their social functions, responsibilities, tasks and work needs. Post has its clear elements, namely, post name, responsibilities and tasks, work standards and qualifications. Professional and technical posts refer to posts that are engaged in professional and technical work and have corresponding professional and technical level and ability. How to distinguish professional and technical posts? According to the current professional title system, there are 29 series for evaluating professional and technical titles. The common series of institutions in our city are: college teachers, middle school teachers, technical school teachers, middle school teachers, primary school teachers, health (medicine, medicine, nursing, technology), agriculture, culture and art, books and materials, fine arts, accounting, economy, statistics, auditing, archives, coaching, translation and social science research. The positions listed in the 29 titles evaluation series are all professional and technical positions. Posts that are not included in the 29 series and cannot enter the title evaluation series cannot be set as professional and technical posts. Professional and technical posts in public institutions are divided into three levels, 13. The two concepts "rank" and "rank" have different meanings. Grades focus on layers, grades focus on equality, and there is equality under layers. The third level refers to senior posts, intermediate posts and junior posts, in which senior posts are divided into seven levels, namely, levels 1 to 7; Subdivision means that senior positions include grades one to four, and deputy senior positions include grades five to seven; Intermediate posts are divided into three grades, namely, eight to ten grades; The junior post is divided into three grades, namely 1 1 to 13. If in doubt, please consult the public education enterprises in China.