Necessity of setting up the trauma system and trauma center in China Trauma the leading cause of death in the first four decades of life,A multisystemmultisystemdiseasedis,Expensive,Involves all of society,not just injury person,The neglected disease.Developing trauma care plans,Integrating the trauma program with the existing trauma care system,Providing authority to designate trauma centers,Auditing the financial costs of the trauma system.