Auking Mining Ltd · ASX:AKN

Auking Mining — China Yunnan Copper Australia — Corporate Update (August 2010)

26 slides from Auking Mining's corporate update, Aug 25, 2010

1. Slide 1: Mt Dorothy Discovery and Update - Queensland and Chile

   China Yunnan Copper Australia CYU – Mt Dorothy Discovery and Update - Queensland and Chile www.cycal.com.au ASX:CYU 25th August 2010

2. Slide 2: Exploring APEC Region

   CYU – Exploring APEC Region CHINA Yunnan CHILE Humitos AUSTRALIA Queensland

3. Slide 3: The Company

   CYU – The Company Price A$0.13 ASX Code CYU Shares 108.6M Options 18.4M Market Cap A$14M Cash A$1.4M Board and Management Norm Zillman – Co Chairman Liang Zhong – Co Chairman Jason Beckton – Managing Director Zewen Yang – Executive Director Major Shareholders Richard Hatcher – Exploration Manager Ch

4. Slide 4: Nth West Qld – Zero to Resources in Two Year

   Nth West Qld – Zero to Resources in Two Year Copper Gold Uranium Target Dimensions  Ernest Henry  167 Mt @ 1% Cu, 0.5 g/t Au  Mary Kathleen  9.2 Mt @ 1.2 kg/t U3O8 Target Progress – Cu Au  Mt Dorothy Drill Results  Gem JORC Inferred Resource  490,000t @ 0.5% Cu Target Progress – U REE  Elain

5. Slide 5: Mary K JV – Farming into 70% of Goldsearch Projects

   Mary K JV – CYU Farming into 70% of Goldsearch Ltd Projects (GSE:ASX)

6. Slide 6: Mary K JV – Farming in to 100% Goldsearch Projects

   Mary K JV – CYU Farming in to 100% Goldsearch Ltd Projects (GSE:ASX) including Mount Dorothy; MDR002 35m @ 1.52% Cu, 397ppm Co from 17m

7. Slide 7: Mount Dorothy Plan

   Mount Dorothy Plan MDR004 Cu – Co Sulphide at end of hole MDR001 Cu – Co Sulphide Zone dips at 75 degrees to North East from surface readings and drill interpretation Section Line

8. Slide 8: Mt Dorothy - Section

   Mt Dorothy - Section Target Dimensions  Ernest Henry style breccia mineralisation. Target Progress – Cu Au  Mt Dorothy Drill Results  35 metres @ 1.52% copper and 397 ppm Co  Chalcopyrite and chalcocite sulphide breccia surrounded by lower grade native copper ‘envelope’.  Phase 2 - Depth and al

9. Slide 9: MDR002 shallow visible primary sulphide mineralisation

   MDR002 shallow visible primary sulphide mineralisation in RC drill chips. The interval 20m – 25m returned assays of 5m @ 3.15% copper, 1,473ppm cobalt.

10. Slide 10: MDR001, 002 and 003 - Peripheral Native Copper

    MDR001, 002 and 003 - Peripheral Native copper ‘envelope’

11. Slide 11: U REE Elaine Dorothy

    U REE Elaine Dorothy 83,000 tonnes @ 280 ppm U3O8 and 3,200 ppm Total Rare Earth Oxides

12. Slide 12: NE Qld – Gold Exploration

    kilometers Map area » Townsville 3 Mtisa, ‘ Ns. Charters Towers ncurry ® ety, Pentland QUEENSLAND BRISBANE il

13. Slide 13: Pentland Joint Venture

    Pentland Joint Venture  Joint Venture with Activex Ltd  Diamond drilling with Qld Government support for large scale gold copper porphyry  Strong alteration, possibly related to a mineralised core in the case of Mount Remarkable  Check mapping and some PIMA work to vector to core

14. Slide 14: Stanley's Hope ML – Shallow Gold

    Stanley’s Hope ML – Shallow Gold •CYU drilled SDH001 intercept of; 14m @ 1.1 g/t gold and 1.5 g/t silver from 161m depth. •Historically drilled intercepts; 15m @ 1.8 g/t gold from 111m depth. 14m @ 2.4 g/t gold from 12m depth. 8m @ 2.9 g/t gold from 56m depth.

15. Slide 15: Stanley's Hope Gold

    Stanley’s Hope Gold - Granted Mining Lease - Epithermal Gold - Shallow zone - Diamond Drilling allowed structural model

16. Slide 16: Stanley's Hope – Open at shallow levels

    Stanley’s Hope – Open at shallow levels Preliminary 3D modelling of grade to allow drill targetting

17. Slide 17: Chile Copper - Humito

    Chile Copper - Humito Chile – largest copper production industry globally. CYU Management has proven track record in Chile/Porphyry systems. Large scale system mapped and lightly drilled by Kennecott at Humitos. Ground magnetics complete, geochem sampling complete, assays pending. Concealed supergen

18. Slide 18: Humito – Preserved Porphyry System

    Humito – Preserved Porphyry System

19. Slide 19: Ground Mag Done - Geochem Done

    Ground Mag Done - Geochem Done

20. Slide 20: Planning Drilling of Untested Copper Porphyry Target

    Large Scale Target - Humito Planning Drilling of Untested Copper Porphyry Target

21. Slide 21: Risk Reward Profile

    Risk Reward Profile Value Increase Risk Decrease Production Construction Feasibility Pre-Feasibility Normal SOE Investment here Resource U REE - Elaine Dorothy , Cu - Gem Resource Drilling GOLD – Stanley’s Hope Prospect + Exploration Drilling COPPER – Humitos, Mt Dorothy Detailed Surface Evaluation

22. Slide 22: Chinalco Yunnan Copper – CYU's cornerstone investor

    Chinalco Yunnan Copper – CYU’s cornerstone investor Chinalco 49% Yunnan Copper Industry Group (YCI) 22% China Yunnan Copper Australia (ASX:CYU)

23. Slide 23: Chinalco Yunnan Copper

    Chinalco Yunnan Copper Yangla  6 mines in production  3 mines in development Lala  Most are IOCG Style Yunnan Copper 2009 Dayao Dongchuan  286,000t copper cathode Mouding  310 tonnes silver  8 tonnes gold  12,000 employees Dahongshan  Revenue A$2.75 B Elsewhere Dahpingzhan  Zambia Mohan  L

24. Slide 24: CYU – Testing a Quality Pipeline

    CYU – Testing a Quality Pipeline  More Exploration Ventures Probable.  Communicate in transparent manner all results.  Assets ranked by geological quality first.  Only large target styles in low risk juristictions. CYU Track Record  Resources from greenfields exploration.

25. Slide 25: www.cycal.com.au

    ASX : CYU 上市代码 : CYU www.cycal.com.au

26. Slide 26: Cautionary Note and Competent Persons Statement

    Cautionary Note and Competent Persons Statement Cautionary Note Whilst this document and presentation is based on information from sources which are considered reliable, China Yunnan, its employees and consultants do not represent, warrant nor guarantee, by expression nor implication, that the infor

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