Technique Characteristics of Back-through Quan
通背拳是通過模仿猿的舒肢展臂、鷹的振翅翱翔、貓的撲鼠之靈等動作特點來造拳取勢的，故形成其冷彈柔進、放長擊遠等技法特點。
Back-through Quan is practiced and formed by imitating the movements of ape's extending arms, eagle's soaring wings and cat's agile way of catching rats, coming into being technique characteristics of sudden deflect，soft on-going and a long distance strike.
（一）前空後豐，擰腰合胯 Empty front engorged back with rotating waist and tightening hip
前空後豐、擰腰合胯是通背拳對形體姿態的基本要求，意在蓄而後發。前空也稱含胸或虛胸，要求胸廓略向內含蓄、收腹，形成空暢的形態。後豐也稱拔背或探背，要求背部肌肉向下鬆沉、立腰、斂臀，使背部呈圓而豐滿的形態。擰腰是指以腰為軸的左右旋轉。合胯合膝是取其進退之迅速，腳趾抓地是取其生根之意。擰腰切胯才能做到力從足跟起，勁從腰背發，以力通於背，順於肩，達於指。
Empty front engorged back with rotating waist and tightening hip is a basic requirement for body posture while practicing Back-through Quan, with a prospect for saving up strength to start out.Empty front is also called sunken chest or empty chest, it is required that bosom shrunk inward and belly buttocks tight, forming an empty posture.Solid back is also known as straightening back. The back muscles must be relaxed and kept downward, waist straightened and hip tightened, making sure that your back is full and round.Rotating waist is to turn left or right by pivoting your waist.Tightening hip and knees is meant to move forward and backward swiftly, and toes griping ground means to take root.After rotating waist and tightening hips, the strength can be generated from heel; power generated from waist and back, so the strength and power can go through back and shoulder reaches to fingers.