EXHIBIT 4.7 YEAR 2003 PERFORMANCE CONTRACT WITH CHIEF GEOLOGICAL ENGINEER OF PETROCHINA COMPANY LIMITED AND PRESIDENT OF EXPLORATION AND DEVELOPMENT INSTITUTE Offeree: Name: JIA, Chengzao Offeror: Name: CHEN, Geng Term of the Contract: January 1, 2003 to December 31, 2003 Title: Chief Geological Engineer of PetroChina Company Title: President of PetroChina Limited ("PetroChina") and President of Date of Execution: January 18, 2003 Exploration and Development Institute ("Institute") INDICES KEY PERFORMANCE INDICES WEIGHT MEASUREMENT TARGET ACTUAL (KPI) PERFORMANCE - ------------------------------------------------------------------------------------------------------------------------------------ Profits Indices Rate of return of the invested 20% % 8.38 capital of PetroChina (ROIC) Net income of PetroChina (NI) 20% In thousand RMB 34,280 - ------------------------------------------------------------------------------------------------------------------------------------ Operating Indices Performance rate of the oil 20% % 100 and gas reserves control plan ------------------------------------------------------------------------------------------------------------ Rate of reserves replacement 20% % 102 - ------------------------------------------------------------------------------------------------------------------------------------ Operating Indices Rate of excellent scientific 10% % 75 projects of the Institute after being inspected in acceptance tests Rate of scientific products 10% % 80 which have been put into application - ------------------------------------------------------------------------------------------------------------------------------------ Signature of Offeree: /s/ JIA CHENGZAO Signature of Offeror: /s/ CHEN GENG ------------------ ---------------