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China Construction No.7 Engineering Bureau Co., Ltd. North China Company
- Companie construcții
Tongzhou
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Huaxia Hengshizheng Construction Company Engineering Co.,Ltd. No.8 Branch
- Companie construcții
Tongzhou
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Beijing Highway Qiaoliang Construction Group Company Ltd. Sanfengongsi
- Companie construcții
Tongzhou
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Boda Jingkai Construction Limited Company Municipal Engineering Branch
- Companie construcții
Tongzhou
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Beijing Kangdatai Peak Architecture and Engineering Co., Ltd. (Southeast Gate)
- Companie construcții
Tongzhou