1 6th Floor, Institute of Physics, Building 7, Huayanli, Chaoyang District, China Highway Engineering Consulting and Supervision Company10029 0162045278
2 Beijing Huatong Road and Bridge Supervision Consulting Company Zhoujiajing (Guanzhuang), Chaoyang District, Beijing100024010-65763651
3 beijing expressway Supervision Company, Pufang Road, Fangzhuang, Fengtai District, Beijing10100078016764107.
4 7th Floor, No.3 Guest House, Xie Jie, Anwaiting, Chaoyang District, Beijing, Beijing Yucai Traffic Engineering Consulting and Supervision Company100164265147.
5 Beijing Luqiao Tong Engineering Supervision Consulting Co., Ltd. No.8 Xitucheng Road, Haidian District, Beijing100088010-62376884
6 Beijing Zhongjiao Road and Bridge Engineering Supervision Development Co., Ltd. No.33 Dongxiqian Fried Noodles Hutong, Dongcheng District, Beijing10010-65279988
7 Beijing Zhongtong Road and Bridge Engineering Consulting and Development Co., Ltd. Huashang Building, No.2 Yanjing Xili, Hongmiao, Chaoyang District, Beijing 12100250/KLOC-0-65949223
8 Tianjin Road and Bridge Engineering Supervision Company, Building 8, Li Xuehu, Anshan West Road, Nankai District, Tianjin 300 192 022-27383457
9 Hebei Communications Construction Supervision Consulting Co., Ltd. 050091031-3020249, Building 9, Jianguo South District, Cang 'an West Road, Shijiazhuang City, Hebei Province
10 Langfang Ji Min Highway Engineering Consulting Co., Ltd. No.065000316-217061
1 1 Pingyang Road, Taiyuan City, Shanxi Province10 030012 0351-7044744, Shanxi Province.
12 Shanxi Jiaoke Highway Engineering Consulting and Supervision Co., Ltd. Xuefu Street, Taiyuan City, Shanxi Province1910300060351-7050634
13 Shanxi Highway Engineering Supervision Technical Consulting Company/No.0600060351-7042070, Wucheng Middle Road, Taiyuan City, Shanxi Province
148 1 Cui Wen Road, Dongling District, Shenyang City, Liaoning Province110015024-23906748
15 Heilongjiang Sheng Yuan Highway Engineering Consulting and Supervision Co., Ltd. No.90, Qingbin Road, nangang district, Harbin, Heilongjiang1500800451-6662508
16 Heilongjiang highway engineering supervision consulting company1500080451-2719644 Building 40, Xuanxi Community, nangang district, Harbin.
17 Engineering Supervision Department of Northeast Forestry University, No.26 Hexing Road, Harbin City, Heilongjiang Province1500400451-2190403
18 Heilongjiang Hualong Highway Engineering Consulting and Supervision Company No.92, Qingbin Road, nangang district, Harbin, Heilongjiang1500800451-6673424
19 Jiangsu Traffic Engineering Consulting and Supervision Co., Ltd. Shengzhou Road, Nanjing City, Jiangsu Province/No.210001025-6625494
20 Anhui Highway Engineering Construction Supervision Co., Ltd. Xiyuan New Village, Hefei City, Anhui Province 2300310551-5127454
2 1 Traffic Construction Engineering Supervision Office of Jiangxi Province 3300020791-8200189 Inside Workers' Xincun Road Design Institute, Nanchang City, Jiangxi Province
22 Jiangxi Traffic Engineering Supervision Company No.37 Bayi Avenue, Nanchang City, Jiangxi Province 330003 079 1-6243527
23 Shandong Traffic Engineering Supervision Consulting Company No.2500310531-5955993, tianqiao district Road, Jinan City, Shandong Province
24 Henan Provincial Highway Construction Supervision Office No.70 Longhai Middle Road, Zhengzhou City, Henan Province 4500520371-8851558
25 Wuhan Datong Road and Bridge Engineering Consulting and Supervision Co., Ltd. No.288 Yingwu Avenue, Wuhan City, Hubei Province 430052 027-45 13252
26 Hubei Highway Waterway Engineering Consulting and Supervision Company No.5 Erqiao Road, Hanyang District, Wuhan City, Hubei Province 43005 1 027-487777
27 Hubei Highway Engineering Consulting and Supervision Center (Company) No.383 Jianshe Avenue, Wuhan City, Hubei Province 430030 027-3626996
28 Hunan Communications Construction Engineering Supervision Company No.4100070731-5214974, Bianrong South Road, Changsha City, Hunan Province
29 Hunan Jinqu Traffic Consulting Supervision Co., Ltd. No.442 Bayi Road, Changsha City, Hunan Province 410010731-2226167
30 Guangdong Provincial Highway Engineering Supervision Station 5 Dagang Bay, Chen Tian Village, New Town, Guangzhou10420 020-86330733
3 1 Guangdong Humen Technology Consulting Co., Ltd. No.30, Qian Miao West Street, Dongshan, Guangzhou 5 1008020-87754888
32 Sichuan Highway Engineering Supervision Station 1 6 Wuhou Temple Street, Chengdu, Sichuan10041028-5546901
33 Guizhou Communications Construction Consulting and Supervision Co., Ltd.No. Beijing Road 109, Guiyang City, Guizhou Province (7th Floor, Guizhou Expressway Building) 550004 085 1-6864236
34 Yunnan Highway Engineering Supervision Consulting Company No.75 Huashan South Road, Kunming City, Yunnan Province 6500210871-3167191
35 Ark Engineering Consulting Supervision Co., Ltd. No.87 Youyi West Road, Xi, Shaanxi Province 710068029-7210249
36 Xi 'an Highway Jiaotong University Construction Supervision Company in the Middle Section of the Second Ring Road in Xi City, Shaanxi Province 7 10064 029-5268346
37 Shaanxi Highway Engineering Consulting Company No.7 140, Youyi East Road, xi, Shaanxi Province10054029-5269843
38 Shaanxi Highway Traffic Engineering Supervision Consulting Co., Ltd. No.85 Youyi West Road, xi, Shaanxi Province 7 10068 029-7272467
39 Shaanxi Highway Traffic Technology Development Consulting Company No.24 Wen Yi South Road, xi City, Shaanxi Province 710054029-5251744
40 Chongqing Zhongfu Engineering Consulting and Supervision Co., Ltd. Five kilometers from Nan 'an District, Chongqing 400067 023-62802572
4 1 No.38, Jiukengzi Road, Daping, Yuzhong District, Chongqing Traffic Engineering Supervision Consulting Co., Ltd. 400042 023-687 15232