ORBMINCO LIMITED — Capital/Financing Update 2021

Oct 11, 2021

Proposed issue of securities

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Update Summary

Entity name

WOOMERA MINING LIMITED

Announcement Type

Update to previous announcement

Date of this announcement

12/10/2021

Reason for update to a previous announcement

Further shares to be offered under Rights Offer following completion of share placement on 12 October 2021

Refer to next page for full details of the announcement

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Part 1 - Entity and announcement details

1.1 Name of +Entity

WOOMERA MINING LIMITED

We (the entity named above) give ASX the following information about a proposed issue of +securities and, if ASX agrees to +quote any of the +securities (including any rights) on a +deferred settlement basis, we agree to the matters set out in Appendix 3B of the ASX Listing Rules.

If the +securities are being offered under a +disclosure document or +PDS and are intended to be quoted on ASX, we also apply for quotation of all of the +securities that may be issued under the +disclosure document or +PDS on the terms set out in Appendix 2A of the ASX Listing Rules (on the understanding that once the final number of +securities issued under the +disclosure document or +PDS is known, in accordance with Listing Rule 3.10.3C, we will complete and lodge with ASX an Appendix 2A online form notifying ASX of their issue and applying for their quotation).

1.2 Registered Number Type Registration Number ACN 073155781

1.3 ASX issuer code

WML

1.4 The announcement is

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Update/amendment to previous announcement

1.4a Reason for update to a previous announcement

Further shares to be offered under Rights Offer following completion of share placement on 12 October 2021

1.4b Date of previous announcement to this update

5/10/2021

1.5 Date of this announcement

12/10/2021

1.6 The Proposed issue is:

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A standard +pro rata issue (non-renounceable or renounceable) A placement or other type of issue

1.6a The proposed standard +pro rata issue is:

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• Non-renounceable

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Part 3 - Details of proposed entitlement offer issue

Part 3A - Conditions

3A.1 Do any external approvals need to be obtained or other conditions satisfied before the entitlement offer can proceed on an unconditional basis? No

Part 3B - Offer details

Class or classes of +securities that will participate in the proposed issue and class or classes of +securities proposed to be issued

ASX +security code and description

WML : ORDINARY FULLY PAID

Is the proposed security a 'New class' (+securities in a class that is not yet quoted or recorded by ASX) or an 'Existing class' (additional securities in a class that is already quoted or recorded by ASX)? Existing class

Will the proposed issue of this If the entity has quoted company +security include an offer of options, do the terms entitle option attaching +securities? holders to participate on exercise? No Yes

Details of +securities proposed to be issued

ASX +security code and description

WML : ORDINARY FULLY PAID

ISIN Code (if Issuer is a foreign company and +securities are non CDIs)

ISIN Code for the entitlement or right to participate in a non-renounceable issue (if Issuer is foreign company and +securities are non CDIs)

Offer ratio (ratio to existing holdings at which the proposed +securities will be issued)

The quantity of additional +securities For a given quantity of +securities to be issued held

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What will be done with fractional Maximum number of +securities entitlements? proposed to be issued (subject to rounding) Fractions rounded up to the next 113,633,333 whole number Reason for the update of 'Maximum number of +securities proposed to be issued' Further shares to be offered under Rights Offer following completion of share placement on 12 October 2021 Offer price details for retail security holders In what currency will the offer be What is the offer price per +security made? for the retail offer? AUD - Australian Dollar AUD 0.01900 Oversubscription & Scale back details Will individual +security holders be permitted to apply for more than their entitlement (i.e. to over-subscribe)? No

Will a scale back be applied if the offer is over-subscribed? Yes Describe the scale back arrangements At the discretion of the Board subject to all applicable laws Will these +securities rank equally in all respects from their issue date with the existing issued +securities in that class? Yes

Details of company options where holders entitled to participate in the offer

ASX +security code and description WMLOB : OPTION EXPIRING 30-JUN-2023 Date Option must be exercised by

18/10/2021

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Part 3C - Timetable

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3C.1 +Record date

18/10/2021

3C.2 Ex date

15/10/2021

3C.4 Record date

18/10/2021

3C.5 Date on which offer documents will be sent to +security holders entitled to participate in the +pro rata issue 21/10/2021

3C.6 Offer closing date

12/11/2021

3C.7 Last day to extend the offer closing date

9/11/2021

3C.9 Trading in new +securities commences on a deferred settlement basis 15/11/2021

3C.11 +Issue date and last day for entity to announce results of +pro rata issue

19/11/2021

3C.12 Date trading starts on a normal T+2 basis

22/11/2021

3C.13 First settlement date of trades conducted on a +deferred settlement basis and on a normal T+2 basis

24/11/2021

Part 3E - Fees and expenses

3E.1 Will there be a lead manager or broker to the proposed offer? No

3E.2 Is the proposed offer to be underwritten? No

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3E.3 Will brokers who lodge acceptances or renunciations on behalf of eligible +security holders be paid a handling fee or commission? No

3E.4 Details of any other material fees or costs to be incurred by the entity in connection with the proposed offer

Part 3F - Further Information

3F.1 The purpose(s) for which the entity intends to use the cash raised by the proposed issue Please refer to the Company's ASX release dated 5 October 2021

3F.2 Will holdings on different registers or subregisters be aggregated for the purposes of determining entitlements to the issue? No

3F.3 Will the entity be changing its dividend/distribution policy if the proposed issue is successful? No

3F.4 Countries in which the entity has +security holders who will not be eligible to participate in the proposed issue

Canada, Italy, Hong Kong, Malaysia, Netherlands, China, UK and USA

3F.5 Will the offer be made to eligible beneficiaries on whose behalf eligible nominees or custodians hold existing +securities No

3F.6 URL on the entity's website where investors can download information about the proposed issue

www.woomeramining.com.au

3F.7 Any other information the entity wishes to provide about the proposed issue

3F.8 Will the offer of rights under the rights issue be made under a disclosure document or product disclosure statement under Chapter 6D or Part 7.9 of the Corporations Act (as applicable)? Yes

3F.9 Any on-sale of the +securities proposed to be issued within 12 months of their date of issue will comply with the secondary sale provisions in sections 707(3) and 1012C(6) of the Corporations Act by virtue of: The publication of a cleansing notice under section 708A(5), 708AA(2)(f), 1012DA(5) or 1012DAA(2)(f)

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Part 7 - Details of proposed placement or other issue

Part 7A - Conditions

7A.1 Do any external approvals need to be obtained or other conditions satisfied before the placement or other type of issue can proceed on an unconditional basis? No

Part 7B - Issue details

Is the proposed security a 'New Will the proposed issue of this class' (+securities in a class that is +security include an offer of not yet quoted or recorded by ASX) attaching +securities? or an 'Existing class' (additional No securities in a class that is already quoted or recorded by ASX)? Existing class

Details of +securities proposed to be issued

ASX +security code and description WML : ORDINARY FULLY PAID Number of +securities proposed to be issued 68,421,047 Offer price details Are the +securities proposed to be issued being issued for a cash consideration? Yes In what currency is the cash What is the issue price per consideration being paid? +security? AUD - Australian Dollar AUD 0.01900

Will these +securities rank equally in all respects from their issue date with the existing issued +securities in that class? Yes

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Part 7C - Timetable

7C.1 Proposed +issue date

12/10/2021

Part 7D - Listing Rule requirements

7D.1 Has the entity obtained, or is it obtaining, +security holder approval for the entire issue under listing rule 7.1? No

7D.1b Are any of the +securities proposed to be issued without +security holder approval using the entity's 15% placement capacity under listing rule 7.1? Yes

7D.1b ( i ) How many +securities are proposed to be issued without security holder approval using the entity's 15% placement capacity under listing rule 7.1?

64961843

7D.1c Are any of the +securities proposed to be issued without +security holder approval using the entity's additional 10% placement capacity under listing rule 7.1A (if applicable)? Yes

7D.1c ( i ) How many +securities are proposed to be issued without +security holder approval using the entity's additional 10% placement capacity under listing rule 7.1A?

3459203

7D.2 Is a party referred to in listing rule 10.11 participating in the proposed issue? No

7D.3 Will any of the +securities to be issued be +restricted securities for the purposes of the listing rules? No

7D.4 Will any of the +securities to be issued be subject to +voluntary escrow? No

Part 7E - Fees and expenses

7E.1 Will there be a lead manager or broker to the proposed issue? No

7E.2 Is the proposed issue to be underwritten? No

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7E.4 Details of any other material fees or costs to be incurred by the entity in connection with the proposed issue

Part 7F - Further Information

7F.01 The purpose(s) for which the entity is issuing the securities

Please refer to the Company's ASX Release dated 5 October 2021

7F.1 Will the entity be changing its dividend/distribution policy if the proposed issue proceeds? No

7F.2 Any other information the entity wishes to provide about the proposed issue

7F.3 Any on-sale of the +securities proposed to be issued within 12 months of their date of issue will comply with the secondary sale provisions in sections 707(3) and 1012C(6) of the Corporations Act by virtue of: The publication of a cleansing notice under section 708A(5), 708AA(2)(f), 1012DA(5) or 1012DAA(2)(f)

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