Chinese Society of Blood Transfusion was voluntarily launched by enterprises and institutions undertaking transfusion medicine and social groups relevant to the subject within Beijing. Its purpose is to unite massive workers of transfusion medicine and abide by national constitution, laws and regulations so as to carry out principles and policies on national health work and maintain people's health. And it also aims at observing code of social ethics and advocating actions of friendship, mutual support and blood donation without payment in order to carry forward the spirits of solidarity, cooperation, objectivity and innovation and stimulate the development of blood transfusion undertaking.