1. Direct subordinate relationship, such as the State Council's official document to the people's governments of provinces, municipalities and autonomous regions

Example: "Notice of the State Council on Launching the Third National Economic Census" Guo Fa [212] No.6

Sending unit: people's governments of provinces, autonomous regions and municipalities directly under the Central Government, ministries and commissions of the State Council

2. Business guidance relationship, For example, the official document of the Ministry of Education to the education departments and education committees of all provinces and cities in China

: "Opinions of the Ministry of Education on Accelerating the Development of Vocational Education Informatization" Jiaochengcheng [212] No.5

Sending unit: education departments of all provinces, autonomous regions and municipalities directly under the Central Government (education committees), education bureaus of cities with separate plans, education bureaus of Xinjiang Production and Construction Corps, and relevant directly affiliated units

3. For example, the official document of General Office of the State Council to ministries and commissions, colleges and enterprises in the State Council

: Letter of General Office of the State Council on Supporting the Formulation of the National Medium-and Long-term Scientific and Technological Development Plan [24] No.1

Sent by: Central Organization Department, Central Political and Legal Committee, Central Political Research Office, Central Party School, Education, Culture, Health Committee of National People's Congress, Development and Reform Commission, Ministry of Education, Commission of Science, Technology and Industry for National Defense, Ministry of Public Security, Ministry of Security, Ministry of Civil Affairs, Ministry of Finance, Ministry of Personnel, Ministry of Labor and Social Security, Ministry of Land and Resources, Ministry of Construction, Ministry of Information Industry, Ministry of Water Resources, Ministry of Agriculture, Ministry of Health, Population and Family Planning Commission, General Administration of Quality Supervision, Inspection and Quarantine, General Administration of Environmental Protection, General Administration of Sports, Forestry Bureau, Food and Drug Administration, Safety Supervision Bureau, Intellectual Property Office, National Research Office, Chinese Academy Natural Science Foundation, Grain Bureau, Foreign Experts Affairs Bureau, Chinese Medicine Bureau, Guoxin Office, General Armament Department, Development Bank, Industrial and Commercial Bank of China, China Construction Bank, China Association for Science and Technology, China Coal Industry Association.