RemeGen Co., Ltd. — Proxy Solicitation & Information Statement 2021

Dec 2, 2021

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RemeGen Co., Ltd.[*] 榮 昌 生 物 製 藥（ 煙 台 ）股 份 有 限 公 司

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

(Stock Code: 9995)

PROXY FORM FOR USE AT THE 2021 THIRD EXTRAORDINARY GENERAL MEETING

I/We[(Note][1)] of

being the registered holder(s) of domestic shares/ unlisted foreign shares/H shares[(Note][2)] of RemeGen Co., Ltd.* (the ‘‘Company’’), HEREBY APPOINT THE CHAIRMAN OF THE MEETING (Note 3) or of

as my/our proxy to attend and act for me/us at the 2021 third extraordinary general meeting of the Company to be held at 58 Middle Beijing Road, Yantai Development Zone, Yantai Area of Shandong Pilot Free Trade Zone, PRC at 2 p.m. on Monday, December 20, 2021 (the ‘‘Meeting’’) (and 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 the 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)] Abstain[(Note][4)]

• 1. To consider and approve: ‘‘THAT: i. the Strategic Allotment under the Plan; and ii. any one of the directors of the Company be and is hereby authorized to do, approve and transact all such acts and things as the director may in his/her absolute discretion consider necessary or desirable in connection therewith.’’

Date: Signature(s)[(Note][5)] :

Notes:

1. Please insert full name(s) and address(es) as shown in the register of members of the Company in BLOCK LETTERS.

2. Please delete as inappropriate and insert the number of shares registered in your name(s) to which this proxy form relates. If no number of shares is inserted, this proxy form will be deemed to relate to all shares registered in your name(s).

3. If any proxy other than the chairman of the Meeting is preferred, strike out the words ‘‘THE CHAIRMAN OF THE MEETING or’’ and insert the name and address of the proxy desired in the space provided. A shareholder entitled to attend and vote at the Meeting may appoint one or more proxies to attend and vote in his stead. A proxy need not be a shareholder of the Company but must attend the Meeting in person to represent you. Such proxies may only exercise their voting rights in a poll. ANY ALTERATION MADE TO THIS PROXY FORM MUST BE INITIALLED BY THE PERSON(S) WHO SIGNS IT.

4. IMPORTANT: IF YOU WISH TO VOTE FOR A RESOLUTION, TICK (P) IN THE RELEVANT BOX BELOW THE BOX MARKED ‘‘For’’. IF YOU WISH TO VOTE AGAINST A RESOLUTION, TICK (P) IN THE RELEVANT BOX BELOW THE BOX MARKED ‘‘Against’’. IF YOU WISH TO ABSTAIN, TICK (P) IN THE RELEVANT BOX BELOW THE BOX MARKED ‘‘Abstain’’. The shares abstained will be counted in the calculation of the required majority. If no direction is given, your proxy may vote or abstain at his discretion. Your proxy will also be entitled to vote or abstain at his discretion on anyunrecognizableresolution properlywriting orputnotto castedthe Meetingwill beotherdeemedthanasthosehavingreferredbeen towaivedin thebynoticeyou andconveningthe correspondingthe Meeting.voteAnywillvotebewhichcountedis notas ‘‘filledAbstainedor filled’’. wrongly or with

5. This proxy form must be signed by you or your attorney duly authorised in writing. If the shareholder is a corporation, the proxy form must be either under the seal of the corporation (must be signed by the legal representative/person-in-charge in case of a shareholder being a domestic corporation) or signed by its director(s) or duly authorized attorney(s). In case of a corporation, the same must be executed either under its common seal or under the hand of its director(s) or duly authorised attorney. If the proxy form is signed by an attorney of the shareholder, the power of attorney authorising that attorney to sign or other authorisation document must be notarised.

6. In case of joint holders of any shares, any one of such joint holders may vote at the Meeting, either personally or by proxy, in respect of such shares as if he is solely entitled thereto. However, if more than one of such joint holders are present at the Meeting, personally or by proxy, the vote of the joint holder whose name stands first on the register of members, whether in person or by proxy, will be accepted to the exclusion of the votes of other joint holder(s).

7. InH shareorder toregistrar,be valid,Computersharethe proxy formHongtogetherKongwithInvestorthe notarizedServicespowerLimited,of attorneyat 17M orFloor,otherHopewellauthorizationCentre,document183 Queen(if any)’s RoadmustEast,be depositedWanchai,atHong(i) theKongCompany(for H’s shareholders); or (ii) the office of the Company, at 58 Middle Beijing Road, Yantai Development Zone, Yantai Area of Shandong Pilot Free Trade Zone, PRC (for holders of domestic shares or unlisted foreign shares) not less than 24 hours before the time fixed for the holding of the or any adjournment thereof (as the case may be) (which is 2 p.m. on Sunday, December 19, 2021 (or other date in the event of any adjournment thereof)). Completion and return of the proxy form will not preclude a shareholder from attending and voting in person at the 2021 third extraordinary general meeting or any adjournment thereof if he/she so wishes. Shareholders and shareholder proxies are required to produce identity proof when attending the Meeting (and any adjournment thereof).

PERSONAL INFORMATION COLLECTION STATEMENT

proxyYour supply(or proxies)of yourandandyouryourvotingproxyinstructions’s (or proxiesfor’) name(s)the meetingand address(es)of the Companyis on (thea voluntary‘‘Purposesbasis’’). forWethemaypurposetransferof yourprocessingand youryourproxyrequest’s (orforproxiesthe appointment’) name(s) ofanda 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 Purposesand your proxyand to’ssuch(or proxiesparties’)whoname(s)are authorizedand address(es)by lawwillto berequestretainedthe forinformationsuch periodor areas mayotherwisebe necessaryrelevanttoforfulfilthethePurposesPurposes.andRequestneed to forreceiveaccessthetoinformation.and/or correctionYour 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/Computershare Hong Kong Investor Services Limited at the above address.

• For identification purposes only