At a press conference on September 10, Beijing Centers for Disease Control and Prevention (CDC) announced that a new round of influenza surveillance would be conducted since the midst of September this year. In addition to advanced schedule and sufficient vaccine conservation, targeting pathogen spectrum and monitoring spots have been largely extended, according to Beijing CDC. At a press conference on September 10, Beijing Centers for Disease Control and Prevention (CDC) announced that a new round of influenza surveillance would be conducted since the midst of September this year. In addition to advanced schedule and sufficient vaccine conservation, targeting pathogen spectrum and monitoring spots have been substantially extended, according to Beijing CDC.