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The Winners of the “Pregúntales a los Nonos” Contest shall be chosen among the 150 winning stories.

CONTACT US

Phone
607 697 1200

Directorate
Transversal Oriental N° 90-102
Torre Empresarial Cacique Piso 11
Cod. postal: 680003
Bucaramanga, Santander (Colombia)

English

About US
Social agreement
- Management Balance
- Proyecto emblemático
Sustainability
Mining Pride
Newsroom
- News
- Gallery
Contact Us