Due to OPEC+'s unexpected acceleration of output cuts, oil prices remained sluggish after a sharp drop in early April, BOCI released a research report saying.Therefore, BOCI believed that oil prices will remain weak for some time, and lowered its 2025-2026 oil price forecasts by 7-8%. Meanwhile, the broker downgraded SINOPEC CORP (00386.HK) -0.010 (-0.241%) Short selling $88.45M; Ratio 14.471% to Hold and the rating on China's oil industry from Overweight to Neutral.Related NewsM Stanley Latest Focus List for H Shrs, CN ADRs, A Shrs (Table)CNOOC (00883.HK) -0.100 (-0.560%) Short selling $76.49M; Ratio 3.557% remains its top pick in the industry, BOCI added. The company's low costs and substantial output growth will mitigate the negative impact of falling oil prices on earnings.Stock│ Rating│ TP CNOOC (00883.HK) -0.100 (-0.560%) Short selling $76.49M; Ratio 3.557% │Buy│$23.55→$22.14 PETROCHINA (00857.HK) +0.030 (+0.465%) Short selling $194.16M; Ratio 14.995% │Buy│$8.08→$7.17 SINOPEC CORP (00386.HK) -0.010 (-0.241%) Short selling $88.45M; Ratio 14.471% │Buy→ Hold│$4.58→$4.32(HK stocks quote is delayed for at least 15 mins.Short Selling Data as at 2025-05-21 16:25.)