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Geologi & Eksplorasi Batubara

June 9 - June 11

Contact :
– training@geoservices.co.id (Mardiyah)
– training1@geoservices.co.id (Ratna)
– training3@geoservices.co.id (Yesda)

Telepon : 021 830 5555, 831 8989
Fax : 021 831 1454