PetroChina : Supplemental Notice of The Third Extraordinary General Meeting of 2020

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement.

中 國 石 油 天 然 氣 股 份 有 限 公 司

PETROCHINA COMPANY LIMITED

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

(Stock Code: 857)

SUPPLEMENTAL NOTICE OF

THE THIRD EXTRAORDINARY GENERAL MEETING OF 2020

We refer to the circular (the "EGM Circular") and the notice (the "EGM Notice") of PetroChina Company Limited (the "Company") dated 15 September 2020, which set out details of the time and venue of the Company's third extraordinary general meeting of 2020 (the "EGM") and the resolution to be proposed at the EGM for Shareholders' approval. Unless otherwise indicated, the capitalized terms used in this Supplemental Notice shall have the same meaning as those defined in the supplemental circular of the EGM of the Company dated 20 October 2020.

SUPPLEMENTAL NOTICE IS HEREBY GIVEN that the EGM will be held at Talimu Petroleum Hotel, 5 Beishatan, Chaoyang District, Beijing, the PRC on Thursday, 5 November 2020 at 9 a.m. as previously planned, to consider and if thought fit, to pass the following matters, including the new resolution 2:

ORDINARY RESOLUTION

2. To consider and approve the election of Mr. Lv Bo as a supervisor of the Company.

By Order of the Board

PetroChina Company Limited

Chai Shouping

Company Secretary

20 October 2020

1

Notes:

1. A supplemental form of proxy (the "Supplemental Form of Proxy") containing the resolution mentioned above is enclosed with the Supplemental Circular. The form of proxy issued by the Company along with the EGM Notice (the "First Form of Proxy") will remain valid and effective to the fullest extent applicable if correctly completed and lodged.
2. Shareholders are entitled to appoint one or more proxies to attend the EGM, but only one of proxies can be designated to vote at the EGM. For the avoidance of doubt, should the proxies being appointed to attend the EGM under each of the First Form of Proxy and/or the Supplemental Form of Proxy are different and more than one of the proxies attended the EGM, only the proxy validly appointed under the First Form of Proxy shall be designated to vote on all the resolutions at the EGM.
3. The instrument appointing a proxy must be in writing under the hand of the appointer or his attorney duly authorised in writing, or if the appointer is a legal person, either under seal or under the hand of a director or a duly authorised attorney. If that instrument is signed by an attorney of the appointer, the power of attorney authorising that attorney to sign or other document of authorisation must be notarised. To be valid, for holders of A Shares, this Supplemental Form of Proxy, together with the notarised power of attorney or other document of authorisation (if any), must be delivered to the secretariat of the Board of the Company at Room 0610, Block C, 9 Dongzhimen North Street, Dongcheng District, Beijing, PRC (Postal code: 100007) not less than 24 hours before the time appointed for the EGM (i.e., by not later than 9:00 a.m., on Wednesday, 4 November 2020). To be valid, for holders of H shares, the above documents must be delivered to Hong Kong Registrars Limited at 17M Floor, Hopewell Centre, 183 Queen's Road East, Wanchai, Hong Kong within the same period.
4. Please refer to the EGM Circular and EGM Notice for details in respect of the time and venue of the EGM, other resolution to be passed at the EGM, eligibility for attending the EGM, forms of proxy, registration procedures, closure of register of members, reply slips and other relevant matters in relation to the EGM.
5. As at the date of this Supplemental Notice, the Board comprises Mr. Dai Houliang as Chairman; Mr. Li Fanrong as Vice Chairman and non-executive Director; Mr. Liu Yuezhen, Mr. Jiao Fangzheng and Mr. Huang Yongzhang as non-executive Directors; Mr. Duan Liangwei as executive Director; and Ms. Elsie Leung Oi-sie, Mr. Tokuchi Tatsuhito, Mr. Simon Henry, Mr. Cai Jinyong and Mr. Jiang, Simon X. as independent non-executive Directors.

2