CK Life Sciences Int'l., (Holdings) Inc. — Proxy Solicitation & Information Statement 2017

May 11, 2017

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(a joint stock limited company incorporated in the People’s Republic of China with limited liability)

(Stock Code: 00386)

Proxy Form for the First H Shareholders Class Meeting for 2017

I (We) [(note][1)]

of

being the holder(s) of H Share(s) [(note] 2) of RMB1.00 each of China Petroleum & Chemical Corporation (“ Sinopec Corp. ”) now

appoint

of

(I.D. No.:

Tel. No.:

)/ the chairman

of the meeting [(note][3)] as my (our) proxy to attend and vote for me (us) on the following resolution in accordance with the instruction(s) below and on my (our) behalf at the first H shareholders class meeting of Sinopec Corp. for 2017 (“ H Shareholders Class Meeting ”) to be held at Swissotel Beijing, Hong Kong Macau Center, No. 2 Chaoyangmen North Street, Chaoyang District, Beijing, PRC on Wednesday, 28 June 2017 immediately following the conclusion of the annual general meeting of Sinopec Corp. for 2016 and the first A shareholders class meeting of Sinopec Corp. for 2017. In the absence of any indication, the proxy may vote for or against the resolutions at his own discretion.

By way of non-cumulative voting and special resolution For [(note][4)] Against [(note][4)] 1. To consider and approve the provision of Assured Entitlement to H-share shareholders of the Company only for Overseas Listing of Sinopec Marketing Co., Ltd.

Date:

2017 Signature(s):

(note 5)

Notes:

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

2. Please insert the number of share(s) registered in your name(s) relating to this form of proxy. If no number is inserted, this form of proxy will be deemed to relate to all of the shares in the capital of Sinopec Corp. registered in your name(s).

3. Please insert the name and address of your proxy. If this is left blank, the chairman of the meeting will act as your proxy. One or more proxies, who may not be member(s) of Sinopec Corp., may be appointed to attend and vote in the meeting provided that such proxies must attend the meeting in person on your behalf. Any alteration made to this proxy form must be signed by the signatory.

4. Attention: If you wish to vote FOR any resolution, please indicate with a “�” in the appropriate space under “For”. If you wish to vote AGAINST any resolution, please indicate with a “�” in the appropriate space under “Against”. In the absence of any such indication, the proxy will vote or abstain at his discretion.

5. This form of proxy must be signed under hand by you or your attorney duly authorised in writing on your behalf. If the appointor is a legal person, this form must be signed under its common seal or under hand by any directors or agents duly appointed by such corporation.

6. In the case of joint holders of any H share, 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 holders are present at the meeting in person or by proxy, the vote of the person, whose name stands first on the register of members of the Company in respect of such share shall be accepted.

7. This form of proxy together with the power of attorney or other authorisation document(s) which have been notarised must be delivered to Hong Kong Registrars Limited at 17M Floor, Hopewell Centre, 183 Queen’s Road East, Hong Kong at least 24 hours before the time designated for the holding of the annual general meeting of Sinopec Corp. for 2016 (i.e. before 9:00 a.m. 27 June 2017 Hong Kong time).