In ancient times, second-class officials were divided into positive second-class officials and subordinate second-class officials, which were the product of the official system in China's ancient feudal society and the third and fourth grades of the ninth and eighteenth grades in the official system.

Positive second product: sub-national level

Official Beijing Official: Prince Shao Shi, Prince Shaofu and Prince Shaobao are honorary titles, equivalent to Chairman of the Federation of Trade Unions, State Councilor, Assistant to Ministers of Ministries and Institutes, and Director of the Central Office of the General Manager of the Ministry of Internal Affairs.

Civilian diplomats: regional secretaries of provincial governors, such as the former Northeast Bureau and North China Bureau.

Wuzhi Jingguan: The left and right forward battalions command the commander of the Central Guard Corps, the commander of the Eight Banners Guard Corps and the Central Guard of Honor.

Wu Zhi Foreign Officer: Deputy Commander-in-Chief, Commander of green camp Army.

From the second product: ministerial level

Civilian kyou-kan: State Councilor of Bachelor of Cabinet, President of imperial academy Bachelor of Social Sciences.

Civilian foreign officials: governor, secretary of the provincial party Committee and minister of foreign affairs.

Wu Zhi Jing Guan: Minister of Scattered Ranks.

Wu Zhi Diplomatic Officer: Lieutenant General.