Issuer ? SOCIETE DES MINES D'ÉTAIN DU HAUT-TONKIN
| Siège social |
| Boulevard malesherbes, 105 bis - Paris (France , Paris ) appearing in yearbooks from 1937 to 1953 |
| Mines / Carrières / Pétrole / Gaz |
| - Pia-Ouac (Indochine ) appearing in yearbooks from 1948 to 1948 |