As medical ethics embarks on a new journey in China,it faces multifaceted problems that need to be recognized and solved.Among them,the relationship between medical ethical theory and practice remains the most crucial one that the academic community must understand and address.This relationship extends to other related issues such as the relationship between the construction of medical ethics facts and value construction,that between principlism and situationalism,and that between the ideological world and the real world,etc.These are part of that many relationship issues that need to be properly resolved in the future development of medical ethics in China.