ADDRESS:C1846, No.18 Jianshe Road, Kaixuan Street, Liangxiang, Fangshan District, Beijing | BUSINESS SCOPE: | Technical promotion services; engineering survey and design; construction project management; engineering technology research; sales of mechanical equipment, biological agents, chemical products (excluding hazardous chemicals); professional contracting; t | E-MAIL: | 89338817@qq.com;haoxb888@163.com;bjrxhj@163.com
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