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China Foreign Construction General Company No.3 Engineering Bureau Metal Jiegou Company
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Tongzhou
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China Construction Company Technology Group Co., Ltd. Ditan Engineering Center
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Beijing Xinhongyu Construction Company Installation General Company
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Tongzhou
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Jiangyang Architecture and Engineering Co., Ltd. Beijing Branch (West Gate)
- Companie construcții
Tongzhou
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Shaanxi Western Construction Engineering (Group) Company Beijing Branch Directly Under Engineering Department
- Companie construcții
Tongzhou