① Linear system. Also known as military structure, it is the simplest centralized organizational structure. Its leadership relationship is established in accordance with the vertical system, without setting up a special functional organization, forming a top-down vertical leadership and led relationship.

② Functional system. Also known as multi-line system, it refers to the organizational structure form of setting up corresponding functional management departments according to professional division of labor and implementing professional division of labor management.

③ Linear function system. It refers to an organizational structure under the leadership of the factory director (general manager) on the basis of linear structure, with the unified command of the factory director (general manager) combined with the staff and guidance of the functional departments.

(4) The division system, also known as the decentralized structure, is a modern enterprise organizational structure form evolved on the basis of the linear functional system. It follows the general principle of "centralized decision-making and decentralized management", implements decentralized management under the guidance of centralized decision-making, and divides the enterprise into several relatively independent business units according to the signs of products, regions and customers to form business divisions respectively.

(2) Method of making organization chart

(1) The block diagram is generally drawn in four layers, starting from the central layer, with the upper layer and the lower two layers represented by block diagrams.

(2) Block diagrams of institutions (posts or positions) with the same functions, responsibilities and authorities should be the same size and juxtaposed on the same level.

(3) Indicates that the command line receiving the command system hangs down from the upper layer and is connected to the horizontal lead of the block diagram at the middle or both ends. Its high and low position indicates its level.

(4) Command and command system are connected with solid lines and dotted lines.

⑤ Block diagram of institutions and posts with staff functions, with horizontal lines connected with vertical lines, drawn on the left and right sides.