Form of proxy for use by shareholders at the special general meeting (the ''Meeting'') to be convened at Theatre R4&R5, 10/F., United Centre, 95 Queensway, Admiralty, Hong Kong on Thursday, 25 March 2021 at 3: 30 p.m.

YUAN HENG GAS HOLDINGS LIMITED ʩЖዷंછٰϞࠢʮ̡

(Incorporated in Bermuda with limited liability)

(Stock Code: 332)

Form of proxy for use by shareholders at the special general meeting (the ''Meeting'')

to be convened at Theatre R4&R5, 10/F., United Centre, 95 Queensway, Admiralty, Hong Kong on Thursday, 25 March 2021 at 3:30 p.m.

I/We (Note 1)

of being the registered holder(s) ofshares of (Note 2)HK$0.1 each in the capital of Yuan Heng Gas Holdings Limited (the ''Company''), HEREBY APPOINT THE CHAIRMAN OF THE MEETING or failing him (Note 3)

of as my/our proxy to vote and act for me/us at the Meeting (and at any adjournment thereof) of the Company to be held at Theatre R4&R5, 10/F., United Centre, 95 Queensway, Admiralty, Hong Kong on Thursday, 25 March 2021 at 3 : 30 p.m. for the purposes of considering and, if thought fit, passing the resolution set out in the notice (Note 11) convening the Meeting and at such Meeting (and at any adjournment thereof) to vote for me/us and in my/our name(s) in respect of the resolution as indicated below (Note 4).

ORDINARY RESOLUTION

FOR (Note 4)

AGAINST (Note 4)

1. To appoint SHINEWING (HK) CPA LIMITED as the auditor of the Company and authorise the board of directors to fix their remuneration.

Dated

day of

2021

Signature

Notes:

• 1. Full name(s) and address(es) 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 of the Company registered in your name(s).

• 3. If any proxy other than the Chairman is preferred, strike out ''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 INITIALLED BY THE PERSON WHO SIGNS IT.

• 4. IMPORTANT: IF YOU WISH TO VOTE FOR THE RESOLUTION, TICK THE APPROPRIATE BOX MARKED ''FOR'', IF YOU WISH TO VOTE AGAINST THE RESOLUTION, TICK THE BOX MARKED ''AGAINST''. Failure to complete any box 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 or your attorney 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 holders the vote of the senior who tenders a vote, whether in person or by proxy, will be accepted to the 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 of the Company.

• 7. To be valid, this form of proxy together with the power of attorney (if any) or other authority (if any) under which it is signed or a certified copy thereof, must be deposited at the Company's branch share registrar in Hong Kong, Tricor Tengis Limited at Level 54, Hopewell Centre, 183 Queen's Road East, Hong Kong not less than 48 hours before the time for holding the Meeting.

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

• 9. Completion and return of the form of proxy will not preclude you from attending and voting at the Meeting if you so wish.

• 10. Pursuant to the Listing Rules, the Chairman of the Meeting will demand that the resolution will be voted by way of poll at the Meeting.

• 11. The complete version of the resolution and further details in relation thereto are set out in the circular and the notice of the Meeting of the Company both dated 9 March 2021. Copies of which may be found on the HKExnews website of the Stock Exchange atwww.hkexnews.hkand on the website of the Company atwww.yuanhenggas.com.

• 12. This form of proxy is in English and Chinese. In the case of any inconsistency, the English version shall prevail.

PERSONAL INFORMATION COLLECTION STATEMENT

Your supply of your and your proxy's (or proxies') name(s) and address(es) is on a voluntary basis for the purpose of processing your request for the appointment of a proxy (or proxies) and your voting instructions for the Meeting of the Company (the ''Purposes''). We may transfer your and your proxy's (or proxies') name(s) and address(es) to our agent, contractor, or third party service provider who provides administrative, computer and other services to us for use in connection with the Purposes and to such parties who are authorized by law to request the information or are otherwise relevant for the Purposes and need to receive the information. Your and your proxy's (or proxies') name(s) and address(es) will be retained for such period as may be necessary to fulfil the Purposes. Request for access to and/or correction of the relevant personal data can be made in accordance with the provisions of the Personal Data (Privacy) Ordinance and any such request should be in writing by mail to the Company/Tricor Tengis Limited at the above address.