the ppp project from fangcheng to tanghe section of jiaozuo-tanghe expressway has a main line of 101.80 kilometers in total length and a connecting line of 21.0 kilometers in length.


national highway 335 (starting from chengde city, hebei province and ending in tacheng city, xinjiang uygur autonomous region) is an east-west national trunk line running parallel to national highway


it is learned from chongqing expressway group that two new expressways will be added to the main city new area from yongchuan to bishan, and yongchuan to jiangjin (chenshi to youxi section), which are


the qipanguan tunnel is the longest tunnel in the boundary between shaanxi and sichuan on the xicheng passenger dedicated line. it is located in ningqiang county, hanzhong city, shaanxi province. the


the section under the jurisdiction of xingfen expressway has a total length of 87.193 kilometers. on december 24, 2010, it was approved by the department of transportation to start construction.


in april 2020, our company participated in the china railway 12th bureau group electric engineering co., ltd. shaanxi hetong expressway jd standard (dhgs-htgs-2020-01 traffic signal light, lane indica