a fast way to download...
Download the Windows build of RTMPDump toolkit
, and extract all files into the same folder you created for RTMPDumpHelper.
and download and install the favorite for all Internet Download Manager.
Open RTMPDumpHelper.exe, NOW go to ITTF.com/itTV
and from the left chose a match u wanna download it, and open it in a new tap, then u will see IDM pop-up above the video.