黑河前沿哨兵──记黑龙江省北安市保安大队服务工作纪实宋德峰，孙中华邓小平同志南巡讲话，犹如助推器，在大江南北掀起改革开放的浪潮，这股春风也吹拂着北疆重镇──黑龙江省黑河。１９８９年，北安市保安大队应运而生。保安大队（对外称北安市保安服务公司）在公安局... Sentinel front of the Heihe River ─ Keep records of the service brigade of the security brigade in Bei’an City of Heilongjiang Province Comrade Song Defeng and Sun Zhonghua Deng Xiaoping’s southern tour speech acts like a booster and sets off a wave of reform and opening up in the north and south of the Yangtze River. Heihe, Heilongjiang Province. In 1989, Bei’an security brigade came into being. Security Brigade (externally called Bei’an security service company) at the Public Security Bureau ...