Generally speaking, you can ask a radio station to record these advertisements for you. For example, you can say the promotional text yourself, or you can ask the radio station's program staff to say it, and then add background music and sounds, and finally generate The sound can be an audio file in CD, tape or even MP3 format. In addition, some departments that specialize in advertising media production can also produce it for you, but the price of a radio station is definitely higher because of its good sound effects and professional programs. Of course, individuals or a small group can do it if they have the conditions. All they need is a well-configured computer (must have a high-quality headset) and some audio software and recording software such as cool edit pro. , through production, the human voice can be denoised and beautified, and then added with background music to generate files such as wav, MP3, WMA, etc. Finally, in the shopping mall, it can be played through the computer or other types of players through the speakers. Just come out.