Lefevre shuffles shortening his stance and uses that momentum to lunge forward while the opponent is double weighted. The distance covered seems similar. Lefevre starting distance...- Since he doesn't bring his rear foot next to his font foot, his last step can only cover a short distance.
- If he brings his rear foot next to his font foot, his last step can cover much more distance.
Hai Yang takes more steps, is slower and his timing appears off as he's chasing. Lefevre uses yin-yang causing a collision with his fist which can be turned into a grab for throwing.The tradeoff is better balance (your approach) and cover more distance (my approach).