Ting (Graceful) Wu (Sorcery) was a diplomat from her country's magical schools to the "Druidic" society. The Druids were interested in the Chinese take on Elemental magic the noticeable expectation to their elements being Wood and Metal. COLD IRON CAN NOT BE SHAPED by magic alone and Iron is especially difficult and taxing to work. (I've split Earth into Wood and Metal. Wood, Metal, Air, Water, Fire (the Buddhists believed in Air) Also, instead of "knots" they see magic as Chi that flows and bends the world around them, fixating and pooling at certain points (knots). Her item of focus is an old fan and when she casts magic, it’s very much like she is dancing, calling to the chi and manipulating it with her movements.