Laoting County has a long history, as early as the late Neolithic period some people thriving here.
乐亭县历史悠久，早在新石器时代晚期就有人在这里繁衍生息。
Five million Yuan (1268), provincial income Maastricht Luanzhou and Laoting, County Road, an Luanzhou Yongping.
元至元五年(1268年)，省马城入滦州及乐亭，县地属永平路滦州。
Five million Yuan (1268), provincial income Maastricht Luanzhou and Laoting, County Road, an Luanzhou Yongping.
元至元五年(1268年)，省马城入滦州及乐亭，县地属永平路滦州。
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