I think a great way to score a fight is the way they did it in the movie the best of the best. A point for each hit and knockdowns and knock outs score more.
Sifu Stephen T.K. Chan is very, very good when it comes to using, demonstrating and teaching the kicking techniques of wing chun.
His teacher is Master Chow Sze Chuen who studied under the auspices of Yip Man when he was teaching on Lee Tat Street in Mong Kok. Master Chow is also very well known for his great skills in the kicking techniques of wing chun. In fact, one of hsi students Wong Yam Chung was well known for his performance in a full contact competition in Hong Kong before Yip Man died. According to those in attendence, Wong Yam Chung demonstarted the effectiveness of his kicking techniques in a great display.
wing chun has a deviostating array of kicks, generally kicks are kept low and aimed at joints. When it comes to kicking and footwork in wing chun think of it like a duck on the water, on the surface the duck is gliding to its destination, underneath the water what you don't see is its legs paddling like crazy.