It should be eight strange meridians, and "odd" is odd, not "seven", which means that the pulse is mainly odd, which is Ren, Du, Yang, Yin, Yang, Chong and Dai. The twelve meridians is mainly parallel, and they are symmetrical, namely, lung meridian of hand Taiyin, large intestine meridian of hand Yangming, stomach meridian of foot Yangming, spleen meridian of foot Taiyin, heart meridian of hand shaoyin, small intestine meridian of hand taiyang, bladder meridian of foot taiyang, kidney meridian of foot shaoyin, pericardium meridian of hand jueyin, triple energizer meridian of hand shaoyang, gallbladder meridian of foot shaoyang and liver meridian of foot jueyin. Meridian trend is shown in the figure.