Sales netwok
| Business area | contact number | |
| Three Eastern Provinces, Beijing, and Xinjiang |
Manager Sun |
18155561338 |
|
Shandong, Tianjin |
Manager Wu | 18155560330 |
|
Anhui, northern Jiangsu |
Manager Duanmu | 18155561322 |
|
Shanxi, Hebei, Inner Mongolia |
Manager Sun | 18155560311 |
|
Henan |
Manager Nie | 18155560255 |
|
Sunan, Shanghai, Zhejiang |
Manager Zhou | 18155560278 |
|
Hunan, Guangxi |
Manager Xia | 18155560318 |
|
Guizhou, Shaanxi, Qinghai, Xizang |
Manager Li | 18155561058 |
|
Hubei, Sichuan, Chongqing, Yunnan, Gansu, Ningxia |
Manager Chang | 18155560322 |
|
Guangdong, Fujian, Jiangxi |
Manager Ye | 18155561355 |
|
Wind power development |
Manager Xia |
18155560338 |
|
other products, shield tunneling |
Manager Chen | 18155561508 |
|
international trade |
Manager Zhang | 13955534080 |
