1. The scope of public broadcasting services is very clear. Public broadcast listeners are people with similar backgrounds, and it is easy for broadcast practitioners to know the needs of the audience. This kind of service is not just a certain aspect. The surface service should be a service that provides care to the audience and an effective service. The service scope of public broadcasting is relatively narrow, the service target is clear, and the audience needs are easy to grasp. Therefore, the service should do the following: the service should be close; the service should be specific; the service should be timely; the service should be practical.

2. Public broadcasting is easy to subdivide the audience group. Listeners of public broadcasting are targeted to listeners of a specific age group and specific interests, so in the production process, different groups of object programs can be "hit" different groups. Broadly speaking, modern life can not only meet the general needs of food and clothing, that is, the development of housing, insurance, savings, automobiles, computers, stocks, lottery, tourism and many other needs. The conversion of broadcasting to “narrowcasting” is a trend that targets different people and can also combine audience groups, such as students, self-employed individuals, entrepreneurs, drivers, etc., feedback questions, and audiences. Interaction. Such a change in the way the program is produced makes the communication between the host and the audience more convenient.

3. Public broadcasting is easy to attract the participation of the audience. The two-way interaction level of broadcasting cannot be as high as that of the network, but the function of the two-way interactive system of broadcasting is also very advantageous. Public broadcasting should make this function perfect. The hotline and talk show on the radio was welcomed by the majority of the audience because of the interaction. Many listeners compared talk shows to "spirit cleaners", "pressure relievers", "lubricants that regulate interpersonal relationships and maintain social stability", and many evening talk show hosts are more than just a broadcaster, they are The intimate friends and psychologists of the audience, their sincerity and professionalism touched the audience and even saved many lives. In modern life, people's lives face many difficulties, and the audience hopes to solve all aspects of urban life through broadcasting. This form of interaction can also reduce the cost of producing broadcast programs and make up for the lack of information exchange.

4. Public broadcasting and community culture are in harmony. As a kind of cultural carrier, public broadcasting is not only a reflection of the common cultural strength of the community in the broadcasting ideology, but also plays a great role in promoting the formation and strengthening of the community cultural maintenance. Public broadcasting is inseparable from the cultural concept of community audience. It is not only the cultural form, value concept and lifestyle of the community audience, but also reflects the public sentiment, public opinion and the voice of the people. Therefore, broadcasting should study the natural customs, cultural background, living habits, historical background, humanistic environment, etc. of the community, correctly grasp the cultural psychology of the community audience and meet their cultural needs.