TR1 - Notification of Major Interest in Shares

1. Identity of the issuer or the underlying issuerof existing shares to which voting rights areattached: ii

Metminco Limited

2 Reason for the notification (please tick the appropriate box or boxes):

An acquisition or disposal of voting rights

An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached

An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments

An event changing the breakdown of voting rights

x

Other (please specify):

3. Full name of person(s) subject to thenotification obligation: iii

Highland Holding Resources Inc (HHR)

4. Full name of shareholder(s)  (if different from 3.):iv

See 3 above

5. Date of the transaction and date onwhich the threshold is crossed orreached: v

28 April 2011

6. Date on which issuer notified:

03 May 2011

7. Threshold(s) that is/are crossed orreached: vi, vii

 Fall below 10%

8. Notified details:

A: Voting rights attached to shares viii, ix

Class/type ofshares

if possible usingthe ISIN CODE

Situation previousto the triggeringtransaction

Resulting situation after the triggering transaction

NumberofShares

NumberofVotingRights

Numberof shares

Number of votingrights

% of voting rights x

Direct

Direct xi

Indirect xii

Direct

Indirect

Ordinary Shares

135,000,000

135,000,000

135,000,000

135,000,000

9.8%

AU000000MNC7

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financialinstrument

Expirationdate xiii

Exercise/Conversion Period xiv

Number of votingrights that may beacquired if theinstrument isexercised/ converted.

% of votingrights

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments xv, xvi

Resulting situation after the triggering transaction

Type of financialinstrument

Exercise price

Expiration date xvii

Exercise/Conversion period xviii

Number of voting rights instrument refers to

% of voting rights xix, xx

Nominal

Delta

Total (A+B+C)

Number of voting rights

Percentage of voting rights

135,000,000

9.8%

9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable: xxi

Proxy Voting:

10. Name of the proxy holder:

11. Number of voting rights proxy holder will ceaseto hold:

12. Date on which proxy holder will cease to holdvoting rights:

13. Additional information:

14. Contact name:

Francisco Vergara

15. Contact telephone number:

n/a

Note: Annex should only be submitted to the FSA not the issuer

Annex: Notification of major interests in share

A: Identity of the persons or legal entity subject to the notification obligation

Full name

(including legal form of legal entities)

Highland Holding Resources Inc (HHR)

Contact address

(registered office for legal entities)

Marcy Building 2nd Floor, Purcell Estate, Road Town, Tortola, British Virgin Islands

Phone number & email

[email protected]

Other useful information

(at least legal representative for legal persons)

c/o Vergara & Cia; Isidora Goyenechea Av. 2939 Suit 704, Las Condes, Santiago Chile

B: Identity of the notifier, if applicable

Full name

Metminco Limited

Contact address

Level 6, 122 Walker Street, North Sydney, NSW 2060, Australia

Phone number & email

61 (0) 2 9460 1856

Other useful information

(e.g. functional relationship with the person or legal entity subject to the notification obligation)

C: Additional information

For notes on how to complete form TR-1 please see the FSA website.