Knowledge competitions that often appeared in online novels generally referred to a kind of intellectual competition between the experts in the novel. In this kind of competition, participants had to answer a variety of complicated questions and score through voting or discussion. This kind of competition often appeared in novels as a way for characters to interact.
" Big River 2 " was broadcasted on Dragon TV and Zhejiang TV. It would update two episodes from Sunday to Friday and one episode on Saturday. The specific broadcast time is from December 20,2020.