VANCOUVER, British Columbia, July 30, 2026 (GLOBE NEWSWIRE) -- Oroco Resource Corp. (TSX-V: OCO; OTC: ORRCF) (“Oroco” or the “Company”) is pleased to report preliminary results from reconnaissance rock-chip sampling and geological mapping at the Vainilla Project in northern Sinaloa, Mexico, including one selective sample from the El Platano breccia pipe that returned 7.57% copper. The Company has also completed a high-resolution drone magnetometry survey over the property.