How is the marketing department of a large organization typically divided into finer divisions? What are the responsibilities?

According to the nature of different enterprises, manufacturing enterprises are divided into: quotation group, customer service group, single group, responsible for different nature of the market aspects of the work;

Based on the different market areas to be divided into: foreign trade group (more detailed sub-Southeast Asia group, Europe group, the Americas group, etc.), the domestic group (if necessary, subdivided by province);

According to the characteristics of the customer to be divided into: fixed demand, variable demand group,

Based on product classification to be divided into: A product group, B product group

According to the product classification to be divided into: A product group, B product group, etc. Variable demand group

According to product classification: A product group, B product group

So according to different enterprises, different markets, different products to the division of the marketing department under the department or group, there is no one-size-fits-all organizational structure.