Hi Fizix,
Are u stident of John Chang ? Because i'm one of the student in Mo Pai School.
Actually if your Tan Tien in the peak of energy, so it is like a stream of power, the Qi will go anywhere u want, just by thinking of it, the Qi will be exist.
It is a marvellous technique and high secret...
According to John Chang itself, He learned the supreme technique after his Shifu died, and then teaching him thru Astral Dimension.
regards,
liong