Account Executive, also known as AE, is the abbreviation of the English word account executive, which refers to the person in charge of advertising business in an advertising company. "AE" system is very popular in advertising circles such as America and Japan. To implement "AE" system, advertising companies must have a deep understanding of advertisers. Within the advertising company, "AE" is actually a customer agent. He should have a deeper understanding and research on the nature, business principles, policies, marketing goods, customers, competitors, advertising budget and so on of advertisers.

In advertising activities, the opinion of "AE" is quite important. The business activities of "AE" must be assisted by the investigation department, production department and media department. In advertising companies, "AE" is generally served by business manager, planning manager, creative director, deputy general manager and general manager. The level of "AE" talents is one of the main signs to measure the planning ability of an advertising company. The work of general AE includes two parts: customer communication and financial objectives.