The customer service hotline of National Karaoke is 0755-83765566. "National Karaoke" is a karaoke software produced by Tencent. As Tencent's first karaoke dating application, "National Karaoke" has an original song segment repeat function, and has intelligent scoring, fun tuning, professional mixing, Friend arena, sound editing, fun interaction and social sharing functions. Software platforms include Android, IOS, PC, and TV. On August 26, 2014, the Android version of "Korean Songs for All" officially opened for reservation and download, and will be launched on September 1, 2014. On September 10, 2014, the iOS version of National Karaoke was first released on the app store.