If you just found this file on a random site, make sure your antivirus is active . RMVB files are generally safe, but "Download File" buttons on some sites can sometimes lead to unwanted software instead of the video.
While the name sounds like a specific file you're looking at, it likely refers to Episode 8 of a drama or variety show (with "YouZhong" possibly being the fansub group or the series name). Since I can't watch the file for you, Review: YouZhongHNR Episode 08 Download File YouZhongHNR.EP08.rmvb
The audio is clear with no noticeable clipping or syncing issues. If you just found this file on a