The essence of educational communication is to deliver the educational content to the audience in an appropriate way, and to urge the audience to understand, accept and use these knowledge and skills. Educational communication aims at changing the audience's cognition, attitude and behavior through effective communication and information transmission, and achieving educational goals. The core of educational communication is to help the audience acquire knowledge, cultivate their abilities and improve their quality, thus promoting the development of individuals and society. Through educational exchange, people can acquire new knowledge and skills, broaden their horizons and improve their self-awareness and autonomous learning ability. At the same time, educational communication also plays the role of socialization, transmitting social values and moral norms, and cultivating civic awareness and social responsibility.