1949年1月,北平解放后,由中国人民解放军军管北平邮政管理局。同年10月1日改称北京邮政管理局。军代表是成安玉,直到1951年初,才设立局长一职,仍由成安玉担任。这里介绍由成安玉为军代表签署的一件通令 In January 1949, after the liberation of Peiping, Peiping Military Post by the Chinese People’s Liberation Army Administration. October 1 the same year renamed the Beijing Post Authority. The military representative was Cheng An-yu. It was not until the early 1951 that the post of director-general was established and Cheng An-yu still held the post. Here is an order signed by Cheng An-yu for the military representatives