Jiucaiyuan road, Furong District, Changsha, Hunan,China Worktime: 9:00-6:00 (Beijing time) Business Phone : 86-731-85551632 (Working time) 86-731-85551632 (Nonworking time) FAX : 86-731-85551635 Email :
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[pdf] Gdrill has been active in the Greek market since 1991, providing high quality products and services. The company's premises (offices, sheltered factory and warehouses) are located in an industrial area of 2500 s.m. in the area of Rentis.
[pdf] Compared with the drill and blast method, TBM tunnelling has significant advantages with high construction efficiency, low project cost, conducive to environmental protection, favorable stability contr.
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