ORBMINCO LIMITED — Capital/Financing Update 2012

Aug 30, 2012

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31 August 2012

Company Announcements Office Australian Securities Exchange

AUSTRALIAN-AMERICAN MINING CORPORATION SHARE PURCHASE PLAN

CLEANSING NOTICE PURSUANT TO ASIC CLASS ORDER 09/425

As announced to the market on 20 August 2012, Australian-American Mining Corporation Limited ABN 99 073 155 781 ( Company ) intends to offer to issue fully paid ordinary shares ( Shares ) to eligible investors under a share purchase plan ( SPP ). The offer pursuant to the SPP will open on 31 August 2012.

Notice under ASIC Class Order 09/425

In accordance with ASIC Class Order 09/425, the Company hereby advises that, in relation to the issue of the Shares:

• (a) The Company will offer a maximum of 42,000,000 Shares under the SPP without disclosure to investors under Part 6D.2 of the Corporations Act 2001 (Cth) ( Act );

• (b) This notice is given in accordance with ASIC Class Order 09/425;

• (c) As at the date of this notice:

  • (i) the Company has complied with the provisions of Chapter 2M of the Act as they apply to the Company;

  • (ii) the Company has complied with section 674 of the Act; and

  • (iii) there is no information which is excluded information (in accordance with the requirements of subsections 708A(7) and (8) or subsections 1012DA(7) and (8) of the Act as if the notice were a notice under paragraph 708A(5)(e) or 1012DA(5)(e) of the Act).

Yours faithfully

Australian-American Mining Corporation Limited ABN 99 073 155 781

Jim Malone Company Secretary

Australian American Mining Corporation Ltd ABN 99 073 155 781 Level 6, 5 Mill Street, Perth, WA, Australia, 6000 PO Box 1788, West Perth, WA, Australia, 6872 Telephone: (08) 9481 0799 Facsimile: (08) 9481 1927 Web: www.ausamerican.com