Found this from youtube, it was presented by DHS, besides Wang Liqin, there are Ma Long and Wang Hao teaching video.
Part 1: - Service
Part 2: - Attack after serve
Part 3: - FH and BH attack
Part 4: - Short Placing
Part 5: - Flick
Part 6: - Closed table ball loop
Part 7: -
Part 8: -...