2011年4月26日-28日,“2011第九届北京国际社会公共安全产品展览会”(以下简称展览会)在中国国际展览中心正式开展。本届展览会由首都社会治安综合治理委员会办公室、北京市突发公共事件应急委员会办公室、北京市公安局、中国安全防范产品行业协会和北京科技协作中心 April 26, 2011 -28, “2011 Ninth Beijing International Public Security Products Exhibition ” (hereinafter referred to as the exhibition) at the China International Exhibition Center officially launched. The exhibition by the capital of social security comprehensive management committee office, Beijing emergency public affairs emergency committee office, Beijing Municipal Public Security Bureau, China Security Products Industry Association and Beijing Science and Technology Collaboration Center