Video: Moy Tung Chi Sao - Demo of elbow position and more
Short video of Moy Yat Ving Tsun Kung Fu Chi Sao - 39 seconds of Grandmaster Moy Tung teaching on and demonstrating the role of elbows in Ving Tsun Chi Sao, as well as other techniques and details - see the centerline, form and technique control, the Ving Tsun horse, power and relaxation.