Greentech Technology International Limited — Proxy Solicitation & Information Statement 2013

Mar 8, 2013

L’SEA RESOURCES INTERNATIONAL HOLDINGS LIMITED 利 海 資 源 國 際 控 股 有 限 公 司

(Incorporated in the Cayman Islands with limited liability)

(Stock Code: 195)

PROXY FORM FOR THE EXTRAORDINARY GENERAL MEETING TO BE HELD ON TUESDAY, 9 APRIL 2013 AT 11:00 A.M. OR AT ANY ADJOURNMENT THEREOF

I/We[(1)]

I/We of being the registered holder(s) of shares[(2)] of HK$0.005 each in the share capital of L’sea Resources International Holdings Limited (the ‘‘Company’’), HEREBY APPOINT THE CHAIRMAN OF THE MEETING or[(3)] of as

my/our proxy to vote and act for me/us at the Extraordinary General Meeting (and at any adjournment thereof) of the Company to be held at 11:00 a.m. on Tuesday, 9 April 2013 at Room 2607, Greenfield Tower, Concordia Plaza, 1 Science Museum Road, Tsimshatsui, Kowloon, Hong Kong for the purpose of considering and, if thought fit, passing the resolutions as set out in the notice convening the said meeting (and at any adjournment thereof) to vote for me/us and in my/our name(s) in respect of the resolutions as indicated below, or, if no such indication is given, as my/our proxy thinks fit.

Ordinary Resolutions For[(4)] Against[(4)] THAT: (1) the new tin supply contract dated 31 January 2013 (the ‘‘New Tin Supply Contract’’) entered into between YT Parksong Australia Holding Pty Ltd. and Yunnan Tin Australia TDK Resources Pty. Ltd., which is wholly-owned by Yunnan Tin Group (Holding) Co. Ltd. (a substantial shareholder of Yunnan Tin Hong Kong (Holdings) Group Co., Limited, which is a non wholly-owned subsidiary of L’sea Resources International Holdings Limited (the ‘‘Company’’)), in relation to supplying tin concentrates to Yunnan Tin Australia TDK Resources, details of the New Tin Supply contract are set out in the company’s circular date 11 March 2013 (the ‘‘Circular’’) be and is hereby approved, confirmed and ratified; (2) the annual caps (as defined and more particularly described in the Circular) be and is hereby approved and confirmed; and

• (3) the directors of the Company be and are hereby authorized to do all such acts and execute all such other documents as they may consider necessary, desirable or expedient to carry out or give effect to or otherwise in connection with or in relation to the New Tin Supply Contract, the Annual Caps and all transaction contemplated thereunder.

Dated this day of 2013 Signed[(5)]

Notes:

1. Full name(s) and address(es) to be inserted in BLOCK CAPITALS.

2. Please insert the number of shares of HK$0.005 each in the Company to which this form of proxy relates 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 Company registered in your name(s).

3. If any proxy other than the Chairman is preferred, strike out the words ‘‘the Chairman of the Meeting or’’ herein stated and insert the name and address of the proxy desired in the space provided in BLOCK CAPITAL. IF NO NAME IS INSERTED, THE CHAIRMAN OF THE MEETING WILL ACT AS YOUR PROXY.

4. IMPORTANT: IF YOU WISH TO VOTE FOR A RESOLUTION, TICK THE APPROPRIATE BOXES MARKED ‘‘FOR’’. IF YOU WISH TO VOTE AGAINST A RESOLUTION, TICK THE APPROPRIATE BOXES MARKED ‘‘AGAINST’’. Failure to complete any or all the boxes will entitle your proxy to cast his votes at his discretion. Your proxy will also be entitled to vote at his 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 by you or your attorney duly authorised in writing or, in the case of a corporation, must be either under its common seal or under the hand of an officer or attorney duly authorised.

6. In the case of joint registered holders of any share of the Company, any one of such persons may vote at the meeting either personally or by proxy in respect of such share as if he were solely entitled thereto. But if more than one of such joint shareholders be present at the meeting personally or by proxy, the vote of the senior who tenders a vote will be accepted to the exclusion of the votes of the other joint shareholder(s), and for this purpose seniority will be determined by the order in which the names stand in the register of members of the Company in respect of such share.

7. To be valid, this form of proxy, together with the power of attorney or other authority (if any) under which it is signed or a notarially certified copy thereof must be deposited at the office of the share registrar of the Company in Hong Kong, Tricor Investor Services Limited, at 26th Floor, Tesbury Centre, 28 Queen’s Road East, Wanchai, Hong Kong not less than 48 hours before the time for the holding of the meeting or any adjournment thereof.

8. The proxy need not be a member of the Company but must attend the meeting in person to represent you.

9. Completion and delivery of the form of proxy will not preclude you from attending and voting at the extraordinary general meeting if you so wish.

10. Any alteration made in this form of proxy must be initialled by the person who signs it.