Over the past three years, CNOOC (00883.HK) +0.660 (+2.268%) Short selling $531.87M; Ratio 9.534% and PETROCHINA (00857.HK) +0.050 (+0.471%) Short selling $580.18M; Ratio 34.332% demonstrated strong cash flow generation capabilities, with their CROCI ranking improving among global peers, proving that their valuations should converge, Goldman Sachs said in its report. Looking ahead, Goldman Sachs projected that they will maintain a top-tier FCF yield of approximately 10%. Goldman Sachs' analysis reinforced CNOOC's leading cost advantage, with its future production assets having a Brent breakeven point as low as about USD30/ bbl. On the other hand, PETROCHINA benefited from strong upstream natural gas profits and enormous cost-saving potential.Related NewsJPM Ratings, TPs on '3 Oils' (Table)Goldman Sachs hiked CNOOC's TP from HKD21.1 to HKD31, with rating Buy. PETROCHINA (601857.SH) -0.180 (-1.472%) A shares TP was raised from RMB11.8 to RMB15.3, and H shares TP from HKD8.6 to HKD11.5, with rating Buy. SINOPEC CORP (00386.HK) -0.140 (-2.811%) Short selling $314.97M; Ratio 20.960% H shares TP was hiked from HKD3.6 to HKD4.9, and A shares TP was added from RMB4.8 to RMB6.7, with rating Neutral.Goldman Sachs transferred primary coverage responsibility for Chinese oil giants such as PetroChina, Sinopec, and CNOOC from Nikhil Bhandari to Amber Cai. The earnings forecasts for the three companies for 2026 to 2027 were lifted by an average of about 2%. (HK stocks quote is delayed for at least 15 mins.Short Selling Data as at 2026-03-13 16:25.) (A Shares quote is delayed for at least 15 mins.)