Xi'an Metro Line 1,2,3,4 - engineering survey, the third monitoring, survey and consultation
Line 1 is 25.3km long, Line 2 of Phase 2 is 26.4km long, Line 3 is 44.3km long, Line 4 is 35.2km long.
Xi'an Metro Line 1,2,3,4 - engineering survey, the third monitoring, survey and consultation
Line 1 is 25.3km long, Line 2 of Phase 2 is 26.4km long, Line 3 is 44.3km long, Line 4 is 35.2km long.
Copyright 2016 Beijing Urban Construction Exploration & Surveying Design Research Institute CO.,LTD. , All Rights Reserved
Add：No.6,District 5,Anhuili,Chaoyang,Beijing. Code：100101, Tel:+8610-64922389 Fax: +8610-64987923
