Since The Second National Symposium on Acupuncture and Moxibusion andAcupuncture Anesthesia held in Beijing

in 1984

a remarkable progress had beenachieved in the researches of channels and collaterals in our country.Generallyspeaking

the majority of the investigations were performed around propagatedsensation along channels(PSC)and other phenomena of channels.However

some important advances had also been achieved in the research of the correla-tion between acupoints and viscera.The main reSults obtained in this period oftime are briefly reviewed as follows.