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| Huating Jinhua Municipal works Co., Ltd. | Jiuquan city hengyuan municipal works co., ltd. drainage Pipelining Branch |
| Lanzhou municipal Peace District Municipal works Regulate institute automobile shop | Gansu Xiaoming Municipal works Construction Co., Ltd. |
| Shanghai municipal works found to calculate research zongyuan Lanzhou Branch | Wuxi girder Stream city politics engineering Corporation ltd. |
| Wuxi Secondly municipal engineering Corporation ltd. | Gansu xinming municipal engineering corporation ltd. secondly Branch |
| Heshui County Municipal works Co., Ltd. | Jiuquan city Hengyuan Municipal works Co., ltd. water Pipelining Branch |
| Huachi County Municipal works Co., Ltd. | Huachi County Municipal works Co., ltd. municipal guesthouse |
| Lanzhou Longye Municipal works Co., Ltd. | Municipal works Topic Shenyi Shanghai business marking library photocopy |
| Yiwu city Chengxing Municipal engineering Corporation ltd. | Yiwu city great The first sale politics engineering Corporation ltd. |
| Yiwu city Tiancheng Municipal engineering Corporation ltd. | Yiwu city Zhongyuan Municipal engineering Corporation ltd. |
| Yiwu city Huida Municipal engineering Corporation ltd. | Yiwu city Wang sheng municipal engineering Corporation ltd. |
| Yiwu city Hongtai Municipal engineering Corporation ltd. | Yiwu city Hongsheng municipal engineering Corporation ltd. |
| Yiwu city Guanghong Municipal engineering Corporation ltd. | |