Ding Dong. According to relevant public information, the prompt tone of Tencent meeting is displayed by default, and only the administrator can turn off the prompt for joining. Tencent Conference is an audio-video conference software under Tencent Cloud, which was launched at the end of February 20 19. It has the functions of online conference for 300 people, one-click access to the whole platform, intelligent noise reduction of audio and video, beauty, blurred background, locked conference, screen watermarking and so on. The software provides real-time screen sharing and supports online document collaboration.