Dragon Mining Limited — Proxy Solicitation & Information Statement 2012

Feb 27, 2012

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SAMSON PAPER HOLDINGS LIMITED 森 信 紙 業 集 團 有 限 公 司[*]

(Incorporated in Bermuda with limited liability)

(Stock Code: 731)

Proxy Form for Special General Meeting to be held on Thursday, 15 March 2012

I/We[1] , of being the registered holder(s) of ordinary shares[2] of HK$0.10 each in the capital of Samson Paper Holdings Limited (the ‘‘Company’’), hereby appoint[3] of

or failing him the Chairman of the meeting as my/our proxy to attend and vote for me/us and on my/our behalf at the special general meeting of the Company (the ‘‘SGM’’) to be held at 3/F Seapower Industrial Centre, 177 Hoi Bun Road, Kwun Tong, Kowloon, Hong Kong on Thursday, 15 March 2012 at 4: 30 p.m. (and at any adjournment thereof), and at such meeting to vote for me/us and in my/our name(s) as indicated below or, if no such indication is given, as my/our proxy thinks fit.

Ordinary Resolution For[4] Against[4] 1. To approve, ratify and confirm (i) the Disposal Agreement in relation to the Disposal of the 22.30% equity interests in Mission Sky Group Limited; (ii) the Shareholders’ Agreement to be entered into upon the completion of the Disposal of the 22.30% equity interests in Mission Sky Group Limited; and all transactions contemplated thereunder and in connection therewith. 2. To authorize the Board to execute all such documents and agreements and do such acts or things for and on behalf of the Company as they may in their discretion consider appropriate to give effect to the Disposal Agreement, the Shareholders’ Agreement and the transactions contemplated thereunder.

The description of the resolution is by way of summary only. The full text of the resolution is set out in the notice of the SGM.

Dated this

day of 2012 Signature[5]

Notes:

1. Full name(s) and address(es) to be inserted in block capitals.

2. Please insert the number of ordinary shares of HK$0.10 each in the share capital of the Company registered in your name(s). If no number is inserted, this form of proxy will be deemed to relate to all the shares in the share capital of the Company registered in your name(s).

3. If the name of the proxy is not inserted, the Chairman of the meeting shall be your proxy.

4. Important: If you wish to vote for the resolution, please place a ‘‘H’’ in the relevant box marked in the column headed ‘‘For’’. If you wish to vote against the resolution, please place a ‘‘H’’ in the relevant box marked in the column headed ‘‘Against’’. If no indication is given, your proxy can vote or abstain at his/her discretion. Your proxy will also be entitled to vote or abstain at his/her discretion on any resolution properly put to the meeting other than those referred to in the notice convening the meeting.

5. This form of proxy must be signed under the hand of the appointor or of his/her attorney duly authorised in writing or, if the appointor is a corporation, either under seal or under the hand of an officer or attorney duly authorised.

6. In order to be valid, a form of proxy together with the power of attorney or other authority, if any, under which it is signed or a notarially certified copy of that power of attorney or authority, must be deposited at the Company’s principal place of business in Hong Kong at 3rd Floor, Seapower Industrial Centre, 177 Hoi Bun Road, Kwun Tong, Kowloon, Hong Kong as soon as possible and in any event so as to be received not less than 48 hours before the time appointed for holding of the meeting or any adjournment thereof.

7. In the case of joint holders, the vote of the senior who tenders a vote, whether in person or by proxy or by an authorised representative, will be accepted to exclusion of the votes of the other joint holder(s), and for this purpose, seniority will be determined by the order in which the names stand in the register of members.

8. A proxy need not be a member of the Company. A member may appoint not more than two proxies to attend on the same occasion. 9. Any alteration made to this form of proxy must be initialled by the person who signs it.

9. Completion and deposit of this form of proxy will not preclude the member from attending and voting in person at the meeting if he/she so wishes.

• For identification purpose only