My experience as Director of the National Immunization Program (historical review) -- Immunization services in China -- Establishment and development of the Disease Surveillance System -- Adverse events following immunization -- Innovative vaccines in China -- The journey of vaccines -- Weekly work by a township hospital vaccinator -- The 2010 Nationwide Measles Supplementary Immunization Activity (SIA) - China's largest vaccination campaign ever -- Publicity and communication of the immunization program -- Essays by international experts working on the immunizaiton program in China