Mindfulness on the Contact Point
Angle of Approach - Engagement Point

Traditionally all Chinese martial arts trained 擒拿 / chin-na (qinna, pinyin).

Disc #1
Four Directions of Grabbing with your Yin side
1. First Position from top
2. Second Position from inside
3. Third Position from bottom
4. Fourth Position from outside

Disc #2
Four Directions of Grabbing with your Yang side
1. First Position from inside
2. Second Position from bottom side
3. Third Position from outside
4. Fourth Position from top
5. Spin to Tap
a. Crossing hand
b. Wrist locking
c. Elbow locking
d. Finger locking
6. Overview of the Four Directions of Grabbing