May 13, TSX-V:OCO, Frankfurt:OR6, US OTC: ORRCF

OROCO RESOURCE CORP. DRILL, DEFINE, MINE: THE CERRO PRIETO PROJECT, SONORA MEXICO 2

OROCO RESOURCE CORP. HIGHLIGHTS Gold resource: 300,000 ounce indicated oxide gold resource with 85% extraction in preliminary heap leach tests. Zinc resource : +500,000,000 pound zinc resource with 85.3% extraction in preliminary heap leach tests. Oxide gold and zinc resources open along strike in both directions. Sulphide resource open to depth. CP011 intersected 10% combined lead and zinc, 0.78% copper and good silver and gold credits over significant width. Thickness of zone, topography and grade indicate potential for very low cost initial open pit operation focused on mining the oxide gold resource. Premier logistics include water source, paved highway and national power grid within 10 kilometers and good mining work force within one hour of project. Mining friendly Mexico gives the opportunity to put project into production within a short time frame. 3

OROCO RESOURCE CORP. 4 7,000 Ha LAND HOLDINGS $2.5 MILLION PURCHASE PRICE FULLY PAID 4,200 Ha PROPERTY OPTION WITH YAMANA GOLD NORTHERN SONORA

OROCO RESOURCE CORP. 5

Water Table 9 Level 10 Level Shaft 8 Level 500m 1,250m 1,000m 750m OXIDE SULPHIDE 2008 OROCO DRILL HOLES PROPOSED 2009 DRILL HOLES – OROCO CLAIM PROPOSED 2009 DRILL HOLES – YAMANA CLAIM OROCO LONGITUDINAL SECTION 500 Meters OXIDE GOLD RESOURCE OROCO CLAIM BOUNDARY 1000 Meters 500 Meters CP023 Historical Workings

Management DIRECTORS Stephen M. Leahy, Executive Chairman, Director Founder of North American Tungsten Over 26 years of experience in venture capital Chairman, CEO, Director of North American Tungsten Ltd. Ken Thorsen, President and CEO, Director Over 40 years of experience in the mining business 8 years with Selection Trust; 3 years with Cameco 21 years with Teck Corporation and 7 years as a consultant Senior Exploration Executive at Teck Cominco including 2 year period as President of Teck Exploration Ltd. 7

Management Robert Friesen, Director Over 40 years of experience in mining and minerals exploration 7 years as Chief Geologist with Noranda Group 5 years as a Project Geologist with Teck Exploration Ltd. Casey Forward, Director and Chief Financial Officer Over 25 years of accounting experience in North America and the United Kingdom with numerous public companies 8

Share Structure & Financials Shares Outstanding: 27,593,521 Shares Fully Diluted: 35,145, and 0.90 Current Price:$ Week High/Low:$0.75/$ mo daily volume:80,000 9 Cash on Hand:$200,000 Monthly Burn Rate:$40, Revenue:na Projected 2009 Revenue:na Management Ownership:40 %

March 18, 2008 IPO to May 14,

May 2009 to May DRILL, DEFINE, MINE: CRITICAL PATH TO MINING Jan 2009 Complete resource estimate, begin metallurgical studies and preliminary mine plan May 2009 Commence infill and extension drilling Nov 2009Complete drilling Complete environmental studies Jan 2010Complete updated resource calculation Commence prefeasibility Jul 2010Complete prefeasibility study Oct 2010Begin construction Apr 2011Complete construction

Why Invest Now? 12 RESOURCE EXPANSION:. AGGRESSIVE DRILL PROGRAM TO COMMENCE SPRING 2009: MULTIPLE DRILLS, 20,000 METRES TARGET DEFINED: FOCUS ON OXIDE GOLD ZONE WHERE CONTINUITY CONFIRMED EXPANSION OF LAND HOLDINGS: NEWLY SIGNED PROPERTY OPTION AGREEMENT WITH YAMANA GOLD FOCUS ON IR: ENGAGEMENT OF ANDERSON FINANCIAL and GENERAL RESEARCH

Contact Contact:Mr. Ken Thorsen Website: Address:Suite West Hastings Street, Vancouver Phone: TSX:OCO