Zhongguancun Science-Tech Leasing Co., Ltd. — Proxy Solicitation & Information Statement 2015

Apr 20, 2015

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(Incorporated in Bermuda with limited liability)

(Stock Code: 689)

FORM OF PROXY FOR USE AT THE SPECIAL GENERAL MEETING OF EPI (HOLDINGS) LIMITED TO BE HELD ON 13 MAY 2015

I/We[(1)]

the registered holder(s) of[(2)]

of being

shares of HK$0.1 each in the capital of

EPI (Holdings) Limited (the ‘‘Company’’) hereby appoint[(3)]

or failing him, the

Chairman of the Meeting as my/our proxy to attend and act for me/us at the special general meeting of the Company (the ‘‘Meeting’’) to be held at the Zenith & Applause Meeting Room, Regus Business Centre, 35/F., Central Plaza, 18 Harbour Road, Wanchai, Hong Kong on Wednesday, 13 May 2015 at 10:00 a.m. and at any adjournment thereof for the purposes of considering and, if thought fit, passing the resolution as set out in the notice convening the Meeting and at such Meeting (or any adjournment thereof) to vote for me/us and in my/ our name(s) in respect of the said resolution as hereunder indicated or, if no such indication is given and with respect to any other business that may properly come before the meeting, as my/our proxy thinks fit.

SPECIAL RESOLUTION FOR[(4)] AGAINST[(4)]

To approve the Capital Reorganisation involving the Share Consolidation, Capital Reduction, Share Subdivision, Share Premium Reduction and application of credit arising from Capital Reduction and Share Premium Reduction

ORDINARY RESOLUTION

To approve the refreshment of the existing Scheme Mandate Limit

Dated this day of 2015 Signature[(5)]

Notes:

1. Please insert full name(s) and address(es) in BLOCK LETTERS.

2. Please insert the number of shares of HK$0.1 each in the Company to which this form of proxy relates and 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 capital of the Company registered in your name(s).

3. If any proxy other than the Chairman is preferred, strike out the words ‘‘or failing him, the Chairman of the Meeting’’ and insert the full name and address of the proxy desired in the space provided.

4. IMPORTANT: IF YOU WISH TO VOTE FOR A RESOLUTION, PLEASE PLACE A ‘‘P’’ IN THE RELEVANT BOX UNDER ‘‘FOR’’. IF YOU WISH TO VOTE AGAINST A RESOLUTION, PLEASE PLACE A ‘‘P’’ IN THE RELEVANT BOX UNDER ‘‘AGAINST’’. Failure to complete the boxes will entitle your proxy to cast his vote 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 under hand or your attorney duly authorised in writing, or in the case of a corporation, either under seal or under the hand of your officer, attorney or other person duly authorised.

6. If two or more persons are jointly entitled to a share and are present at the Meeting, only the joint holder whose name stands first in the register of members of the Company in respect of such joint holding is entitled to vote at the Meeting.

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 Company’s branch share registrar in Hong Kong, Tricor Tengis Limited, at Level 22, Hopewell Centre, 183 Queen’s Road East, Hong Kong not less than 48 hours before the time appointed for holding 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 deposit of this form of proxy will not preclude you from attending and voting in person at the Meeting if you so wish.

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

• for identification purpose only