Sou Hu Cai Jing·2026-02-27 01:54Group 1 - The core viewpoint of the articles highlights the ongoing geopolitical tensions between the US and Iran, which are significantly impacting the oil market, leading to increased volatility and a shift from supply-demand dynamics to geopolitical risk-driven factors [1] - Iran has rejected transferring its enriched uranium abroad during indirect negotiations with the US, insisting on its right to peaceful nuclear technology and the ability to produce nuclear fuel, while demanding the lifting of US sanctions [1] - The market is expected to experience high volatility in oil prices over the next month, with a tendency for prices to rise due to geopolitical issues, suggesting a focus on upstream companies with oil and gas resources and offshore oil and gas service engineering sectors [1] Group 2 - As of January 30, 2026, the top ten weighted stocks in the National Petroleum and Natural Gas Index (399439) include major companies such as China National Petroleum, China National Offshore Oil, and Sinopec, collectively accounting for 66.76% of the index [2] - The National Petroleum and Natural Gas Index reflects the price changes of publicly listed companies related to the oil and gas industry on the Shanghai and Shenzhen stock exchanges [1][2]