I am learning the sun system and an other system known as lung shan-pai; i have only just began the lung shan-pai internal systems the sun system i have been learning for 7 years i find it more then useful though i cant compare it to much else since i have not branched off i have not thus far found it necessary

__________________
After your movements are very correct, then the teacher can discuss why they are the way they are. First achieve precision in movement.