Dear Colleagues and Guests:     On behalf of the organizing committee, we are extending a heartfelt welcome to all of you for participating in the Transradial Cardiovascular Intervention 2007, TCI 2007 despite the cold winter.     In this new year , we will discuss the new ideas on the new technique in this new symposium with many new friends.     Today, we try our best to engage in the development of Transradial Cardiovascular Intervention.     Now , let’s welcome the Congress Chairman , the president of Beijing anzhen hospital, professor Zhang Zhaoguang. AT THE END About the TCI 2007, we will talk about the intervention,During the TCI 2007, we will commun