SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                    FORM 6-K

                            REPORT OF FOREIGN ISSUER

                      PURSUANT TO RULE 13a-16 OR 15d-16 OF
                       THE SECURITIES EXCHANGE ACT OF 1934

                            For the month of May 2008

                           PETROCHINA COMPANY LIMITED

                          16 Andelu, Dongcheng District
                 Beijing, The People's Republic of China, 100011
                    (Address of Principal Executive Offices)

     (Indicate by check mark whether the registrant files or will file annual
reports under cover of Form 20-F or Form 40-F.)

     Form 20-F X Form 40-F
              ---

     (Indicate by check mark whether the registrant by furnishing the
information contained in this Form is also thereby furnishing the information to
the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of
1934.)

     Yes    No  X
        ---    ---

     (If "Yes" is marked, indicate below the file number assigned to the
registrant in connection with Rule 12g3-2(b): 82-       )
                                                 -------



     PetroChina Company Limited (the "Registrant") is furnishing under the cover
of Form 6-K the Registrant's announcement with respect to its change of
directors and supervisors, and the demise of a director.



                                    SIGNATURE

     Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this announcement to be signed on its behalf by the
undersigned, thereunto duly authorized.

                                                      PetroChina Company Limited


Dated: May 16, 2008                                By:        /s/ Li Huaiqi
                                                             ------------------
                                                   Name:     Li Huaiqi
                                                   Title:    Company Secretary


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

                    (PETROCHINA COMPANY LIMITED COMPANY LOGO)
                              (CHINESE CHARACTERS)
                           PETROCHINA COMPANY LIMITED
               (a joint stock limited company incorporated in the
               People's Republic of China with limited liability)
                                (STOCK CODE: 857)

                                  ANNOUNCEMENT
                               DEMISE OF DIRECTOR
                       CHANGE OF DIRECTORS AND SUPERVISORS

     Reference is made to the circular and supplemental notice of annual general
meeting issued by PetroChina Company Limited (the "Company") dated 28 March 2008
and 17 April 2008 respectively in relation to, among other things, the
re-election and appointment of directors (the "Directors") and supervisors (the
"Supervisors") of the Company.

     The board of directors (the "Board of Directors") of the Company regrets to
announce that Mr Duan Wende, an executive Director of the Company, passed away
on 14 May 2008 due to illness. Mr Duan had made important contribution to the
Company during his tenure. The Board would like to take this opportunity to
express its deepest sorrow to the departure of Mr Duan and convey its
condolences to his family.

     The Board of Directors further announces that Mr Zheng Hu and Mr Gong
Huazhang, both the Directors of the Company, and Mr Zhang Jinzhu, Supervisor of
the Company, retired from their office as Director and Supervisor respectively
with effect from 15 May 2008. Each of Mr Zheng, Mr Gong and Mr Zhang confirmed
that he has no disagreement with the Board of Directors and the Company and
there is no other matter in relation to their retirement that needs to be
brought to the attention of the shareholders of the Company. The Board of
Directors expresses its sincere gratitude to Mr Zheng, Mr Gong and Mr Zhang for
their contribution to the Company during their term of office.

     At the Annual General Meeting of the Company for the year 2007 held on 15
May 2008, Mr Jiang Jiemin, Mr Zhou Jiping, Mr Wang Yilin, Mr Zeng Yukang, Mr
Wang Fucheng, Mr Li Xinhua, Mr Liao Yongyuan, Mr Wang Guoliang, Mr Jiang Fan, Mr
Chee-Chen Tung, Mr Liu Hongru, Mr Franco Bernabe, Mr Li Yongwu and Mr Cui Junhui
were re-elected and elected as Directors and Mr Chen Ming, Mr Wen Qingshan, Mr
Sun Xianfeng, Mr Yu Yibo, Mr Wu Zhipan and Mr Li Yuan were re-elected and
elected as Supervisors respectively.

     Please refer to the circular and supplemental notice of annual general
meeting issued by the Company dated 28 March 2008 and 17 April 2008 respectively
for the biographical details and other information to be disclosed pursuant to



the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong
Limited in relation to the appointment of Mr Jiang Jiemin, Mr Zhou Jiping, Mr
Wang Yilin, Mr Zeng Yukang, Mr Wang Fucheng, Mr Li Xinhua, Mr Liao Yongyuan, Mr
Wang Guoliang, Mr Jiang Fan, Mr Chee-Chen Tung, Mr Liu Hongru, Mr Franco
Bernabe, Mr Li Yongwu, Mr Cui Junhui, Mr Chen Ming, Mr Wen Qingshan, Mr Sun
Xianfeng, Mr Yu Yibo, Mr Wu Zhipan and Mr Li Yuan.

     The Board of Directors further announces that Mr Wang Yawei, Mr Qin Gang
and Ms Wang Shali were elected by employees of the Company on 15 May 2008 as the
employee representative Supervisors at the Fourth Session of the Supervisory
Committee.

     The above-mentioned employee representative Supervisors shall, together
with the six Supervisors elected at the Annual General Meeting of the Company
for the year 2007 held on 15 May 2008, constitute the Fourth Session of the
Supervisory Committee. The biographical details of these employee representative
Supervisors are as follows:

     WANG YAWEI, aged 53, is the Chairman of the Labour Union of Daqing Oil
Field Co. Ltd. Mr Wang is a professor-level senior engineer and graduated as a
master in petroleum and natural gas engineering from Daqing Petroleum Institute
in July 2001. Mr Wang worked as the Deputy Manager of No.3 Drilling Company of
Daqing Petroleum Administrative Bureau, the Secretary of the Party Committee in
Daqing Energy Development Company, the Assistant to the Director-General (and
concurrently the General Manager of Drilling Technology Service Company), the
Deputy Director-General, the Chairman of the Labour Union and the Standing
Committee Member of the Party Committee of Daqing Petroleum Administrative
Bureau.

     QIN GANG, aged 54, is an employee representative of the Company's
Supervisory Committee and a Senior Executive of PetroChina West-East Gas
Pipeline Company. Mr Qin is a senior engineer and has nearly 35 years of working
experience in China's oil and gas industry. Mr Qin has acted as a Deputy
Commander of Tarim Petroleum Exploration and Development Headquarters since
November 1997 and a Deputy General Manager of PetroChina Tarim Oilfield Company
since September 1999. From June 2000, Mr Qin worked as the Senior Executive of
Tarim Southwest Company concurrently. Since July 2002, Mr Qin has worked as an
Executive and the Chairman of Labour Union of PetroChina Tarim Oilfield Company.
Mr Qin became the Senior Executive and the Chairman of the Labour Union of
PetroChina West-East Gas Pipeline Company since June 2007. Mr Qin was appointed
as a Supervisor of the Company in November 2005.

     WANG SHALI, aged 53, is a Senior Deputy General Manager and the General
Counsel of CNPC Exploration and Development Company Limited. Ms Wang is a
professor-level senior economist. She received her bachelor's degree in English
language and literature at the Zhengzhou University in August 1977 and her LL.M.
degree at Southern Methodist University, USA in June 1987. Ms Wang has been the
Chief Economist, Deputy General Manager (concurrently the Chief Economist) and
Secretary of the Discipline Inspection Commission in CNPC Exploration and
Development Company Limited, the Standing Deputy General Manager of PetroChina
International (Nile) Co. Ltd. and Director-General of the Coordination and
Management Team of Construction Projects in Sudan.

     Each of Mr Wang Yawei, Mr Qin Gang and Ms Wang Shali does not hold any
directorship in other public listed companies in Hong Kong in the past three
years.

                                     - 2 -


     Each of Mr Wang Yawei, Mr Qin Gang and Ms Wang Shali does not have any
relationship with any other directors, supervisors, senior management or
substantial shareholders or controlling shareholder of the Company. As at the
date of this announcement, each of them does not have any interest in the shares
of the Company within the meaning of Part XV of the Securities and Futures
Ordinance.

     In relation to the election of Mr Wang Yawei, Mr Qin Gang and Ms Wang Shali
as the employee representative Supervisors, there is no information to be
disclosed pursuant to any of the requirements of the provisions under paragraphs
13.51(2)(h) to 13.51(2)(v) of the Rules Governing the Listing of Securities on
The Stock Exchange of Hong Kong Limited nor are there any other matters that
need to be brought to the attention of the shareholders of the Company.

                                                        By Order of the Board

                                                      PETROCHINA COMPANY LIMITED
                                                              LI HUAIQI
                                                        Secretary to the Board
Beijing, the PRC
15 May 2008

As at the date of this announcement, the Board of Directors comprises Mr Jiang
Jiemin as the Chairman; Mr Zhou Jiping, Mr Wang Yilin, Mr Zeng Yukang, Mr Wang
Fucheng, Mr Li Xinhua, Mr Liao Yongyuan, Mr Wang Guoliang, Mr Jiang Fan as
Directors; and Mr Chee-Chen Tung, Mr Liu Hongru, Mr Franco Bernabe, Mr Li Yongwu
and Mr Cui Junhui as independent non-executive Directors.

                                     - 3 -