LaoMa’s experience with Wing chun go back to VA beach with a teacher who today is a teacher of other teachers or masters, Duncan Leong. LaoMa's experience with Duncan and “Doc” Savage, who was a student both LM and Duncan, was similar to what you see in this video. Wing chun is a more internal art than a hard style art.
The accompaniment has some thoughts from Bruce Lee in it.
What do you see in this compilation of applications? Do you see similarities to taijiquan?