ORBMINCO LIMITED — Capital/Financing Update 2023

Jun 29, 2023

30 June 2023

ASX ANNOUNCEMENT

Exercise of Options

Woomera Mining Limited (ASX:WML) (“Woomera” or the “Company”) advises that it has today issued 33,333 ordinary shares (“Shares”) as a result of the exercise of 33,333 listed options (ASX code: WMLOB), each of which was exercisable at $0.03 each on or before 30 June 2023.

An Appendix 2A has been released in conjunction with this announcement.

Cleansing Notice

The Company hereby gives notice to the ASX under section 708A(5)(e) of the Corporations Act 2001 (Cth)(“Act”) that as at the date of this notice:

1. the Company issued the Shares without disclosure to investors under Part 6D.2 of the Act;

2. the Company has complied with the provisions of Chapter 2M of the Act as they apply to the Company;

3. the Company has complied with section 674 of the Act; and

4. there is no excluded information of the type referred to in sections 708A(7) and 708A(8) of the Act that is required to be disclosed under section 708A(6) of the Act.

For further information please contact:

Ian Gordon Luke Forrestal (Media Relations) Chairman Director, Financial Communications Woomera Mining Limited GRA Partners + 61 477 306 669 +61 411 479 144

About Woomera Mining Limited

Woomera Mining Limited is a focussed mineral explorer. The Company is exploring for battery metals (lithium nickel, copper + PGE’s) and gold in the Yilgarn and Pilbara Cratons of Western Australia plus the Musgrave Province in South Australia along with copper-gold mineralisation in the Gawler Craton of South Australia.

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