“亭”这一概念早在先秦时期即已产生。“战国时始在国与国之间的邻接地方设亭,置亭长,以防御敌人。”~①两汉时,“亭”属于县以下的基层政治单位。《汉书·百官公卿表》中说:“大率十里一亭,亭有长。十亭一乡,乡有三老、有秩、啬夫、游徼……县大率方百里,其民稠则减,稀则旷,乡、亭亦如之,皆秦制也。”~②汉高祖刘邦就曾“为泗上亭长”。颜师 “Pavilion ” the concept as early as the pre-Qin period has already produced. “In the Warring States Period, we set up pavilions in neighboring places between countries and set up pavilions to defend our enemies.” “① In the Han and Han Dynasties,” kiosks “belonged to the grass-roots political units below the county level. ”Han Baigong Gongqing table“ said: ”The rate of ten miles a booth, pavilion has a long. Ten kiosks a township, township has three old, rank, stratusia, tour 徼 ... County rate side Barry, Its thick people are reduced, thinner Kuang, township, Pavilion is also the same, Qin system also. “~ ② Han emperor Liu Bang once ” for the Pavilion Pavilion long ". Yan division