It likely refers to an episode of a period drama. For instance, the Ode to the Seven Swords (2006) features the "Qinggan" sword as a central plot point and is set during the Qing era.
If your file is a drama episode, it likely falls into one of these popular categories: Download File QingG.EP06.rmvb
Be cautious when downloading files with this naming style from unofficial forums, as they can sometimes be used to bundle unwanted software or malware. Input Methods - Chinese Mac It likely refers to an episode of a period drama
Dramas focusing on the transition from imperial rule to the modern republic. Safe Practices for Older File Formats Input Methods - Chinese Mac Dramas focusing on
Modern players like VLC Media Player can usually play .rmvb files without needing the original RealPlayer software.
"Qingg" (Qīnggē) is also the name of a popular Wubi input method for macOS and iOS used to type Chinese characters.