International Genius Company — Proxy Solicitation & Information Statement 2012

Feb 13, 2012

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(Incorporated in the Cayman Islands with limited liability)

(Stock Code: 33)

FORM OF PROXY FOR EXTRAORDINARY GENERAL MEETING

I/We[(note][1)]

of

being the registered shareholder(s) of[(note][2)]

shares of HK$0.1 each in the share capital

of Rainbow Brothers Holdings Limited (the ‘‘Company’’), hereby appoint[(note][3)] the Chairman of the meeting

or

of

as my/our proxy to attend and vote for me/us on my/our behalf at the Extraordinary General Meeting of the Company to be held at Suite No. 1 on 7/F, Sino Plaza, 255–257 Gloucester Road, Causeway Bay, Hong Kong on Tuesday, 6 March 2012 at 10:00 a.m. and at any adjournment thereof on the undermentioned resolutions as indicated below or, if no such indication is given, as my/our proxy thinks fit.

• SPECIAL RESOLUTIONS FOR[(note][4)] AGAINST[(note][4)]

• 1. To approve the change of the name of the Company to ‘‘Harmonic Strait Financial Holdings Limited 和協海峽金融 ’’

• 集團有限公司 .

• 1. To approve amendments to Memorandum and Articles of Association of the Company.
• 1. To adopt the new Memorandum and Articles of Association of the Company subject to the passing of the special resolution no. 2.

Signature:

Date:

Notes:

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

2. Please insert the number of shares 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 of the Meeting is preferred, please delete the words ‘‘the Chairman of the meeting’’ and insert the name and address of the proxy desired in the space provided. Any alteration made to this form of proxy must be initialed by the person(s) who signs it.

4. If you wish to vote for a resolution, tick in the box marked ‘‘For’’. If you wish to vote against a resolution, tick in the box marked ‘‘Against’’. If no direction is given, your proxy may vote or abstain as he/she thinks fit. Your proxy will also be entitled to vote 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 by a shareholder, or his attorney duly authorised in writing, or if the shareholder is a corporation, must be either under its Common Seal or under the hand of an officer or attorney or other person duly authorised to sign the same.

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

7. In the case of joint registered holders of any shares, the vote of the senior who tenders a vote, whether in person or by proxy, shall be accepted to the exclusion of the votes of the other joint registered holders, and for this purpose seniority shall be determined by the order in which the names stand in the register of members of the Company.

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

• For identification purpose only