北京西部门头沟地区的大山里有这样的一群人,他们身着红绿相间的反光背心,以稳健而标准的动作协助民警引导、拦截、检查山里过往的车辆。他们不畏辛劳,无论是酷热难耐的夏季,还是寒风刺骨的冬季,从日出到日落,从白昼到黑夜,一天24小时总能看到他们忙碌的身影。他们就是首都西大门的守护者——北京市保安服务总公司门头沟分公司驻交通检查站的保安队员。门头沟区地处北京西部,总面积约为1455平方公里,其中98%为山区,西与河北省交界,境内山体高大、险峰叠嶂,历来被称为“东望都邑,西走塞上”之险地,是北京与河北、山西、内蒙通行与交往的必经之所。为加强北京 In the mountains of Mentougou, in the west of Beijing, there are such groups of people dressed in red and green reflective vests that assist police to guide, intercept and inspect the passing vehicles in the mountains with steady and standard movements. They are not afraid of hard work, whether it is extremely hot summer, or cold winter, from sunrise to sunset, from day to night, 24 hours a day can always see their busy figure. They are the guardians of the western gateway to the capital - the security guards at the traffic checkpoint at Mentougou Branch of Beijing Security Service Corporation. Mentougou District is located in western Beijing, with a total area of ​​about 1455 square kilometers, of which 98% is mountainous area, west border with Hebei Province, the territory of tall, dangerous peaks, has always been known as The danger is that Beijing and Hebei, Shanxi, Inner Mongolia pass and the necessary passage. To strengthen Beijing