The singing competition Kang Nan had participated in was " Taizhen's Love Is Not a Joke " from " Idol Games." The competition was first broadcasted in 2018 by Korean TV station Kbs. The competition invited major Korean entertainment companies and their artists to participate in the competition through singing, dancing, performance and other aspects. Kang Nan's performance of " Taizhen's Love Is Not a Joke " received the audience's love and recognition and became a highlight of the competition. If you want to watch the video tutorial of the game, you can search for the Idol Games on the official website of Kbs and browse the related programs or search for the game on video platforms such as Youtube and watch related videos.