Master Sam Chin saw us some kind of qigong on last workshop in Poland. I think about this exercises:
http://www.youtube.com/watch?v=vzYixH98Ois
Because I want to put this set to my daily routines, I want to ask about main principles. What about breathing, strenght, relaxation, etc.? Where to put my attention? Could you help me, please? 




it's tough to say. Sifu has never really gone into a lot of detail.
one thing that he's talked about is "condensing" down into the posture or or holding the postures for extended periods of time in order to "squezze (the qi) down into the bones".
Discipline, Concentration & Wisdom