行 业 及 产 业 石油石化 行 业 研 究 / 行 业 点 评 研究支持 丁莹 A0230125070005 dingying@swsresearch.com 联系人 丁莹 A0230125070005 dingying@swsresearch.com 相关研究 证 券 研 究 报 告 证券分析师 邵靖宇 A0230524080001 shaojy@swsresearch.com 宋涛 A0230516070001 songtao@swsresearch.com 2026 年 03 月 01 日 伊朗地缘冲突爆发，短期冲击原 油、LPG 及甲醇等化工品 看好 ——石油化工行业周报(2026/2/23—2026/3/1) 本期投资提示： 请务必仔细阅读正文之后的各项信息披露与声明 本研究报告仅通过邮件提供给 博时基金 博时基金管理有限公司(researchreport@bosera.com) 使用。1 - ⚫ 伊朗地缘冲突爆发，短期冲击原油、LPG 及甲醇等化工品。2026 年 2 月 28 日美以联合 打击伊朗，伊朗宣布关闭霍尔木兹海峡，这一地缘冲突预计将持续冲击全球化工供应 链。波斯湾地区能源和化工品产能 ...

Investment Rating - The report maintains a positive outlook on the oil and petrochemical industry, indicating a "Buy" rating due to the current geopolitical risks and potential for price recovery in the medium to long term [1]. Core Insights - The report highlights that the recent surge in oil prices is primarily driven by geopolitical risks, particularly the ongoing tensions between the US and Iran, which have led to Brent crude oil prices exceeding $70 per barrel [1][4]. - It is anticipated that oil prices will exhibit characteristics of being "geopolitically driven with fundamental support" around the Chinese New Year, with potential further increases if conflict expectations materialize [7]. - The medium to long-term outlook suggests a return to fundamental pricing logic, with oil supply and demand expected to be in a loose balance, limiting upward price movement unless geopolitical tensions persist [7]. Summary by Sections Upstream Sector - As of January 30, Brent crude oil futures closed at $70.69 per barrel, reflecting a week-on-week increase of 7.30%, while WTI futures rose by 6.78% to $65.21 per barrel [15]. - US commercial crude oil inventories decreased to 424 million barrels, down by 2.296 million barrels from the previous week, marking a 3% decline compared to the past five years [17]. - The report notes a trend of increasing oil service activity, with drilling day rates remaining stable despite low levels, indicating potential for future increases as global capital expenditures rise [15]. Refining Sector - The report indicates a decline in overseas refined oil crack spreads, with Singapore's refining margin dropping to $9.40 per barrel, down by $2.69 from the previous week [54]. - The report anticipates that refining profitability may improve as oil prices adjust, with expectations of gradual recovery in refining product margins as economic conditions stabilize [51]. Polyester Sector - The report highlights an increase in PTA profitability, with prices rising to 5,271.4 CNY per ton, reflecting a week-on-week increase of 4.66% [1]. - The overall performance of the polyester industry is described as average, with a need to monitor demand changes, but a gradual improvement is expected as new production capacities taper off [1]. Investment Recommendations - The report recommends focusing on high-quality companies in the polyester sector, such as Tongkun Co. and Wankai New Materials, as well as large refining companies like Hengli Petrochemical and Rongsheng Petrochemical, which are expected to benefit from improved cost structures and competitive advantages [1][10]. - It also suggests maintaining a neutral outlook on oil companies, with a preference for those offering higher dividend yields, such as China National Petroleum and China National Offshore Oil Corporation [10].

Investment Rating - The report maintains a positive outlook on the petrochemical industry, highlighting potential investment opportunities in various segments [3]. Core Insights - The blockade of Venezuelan oil tankers due to U.S. sanctions is expected to support international oil prices, with Venezuelan crude oil production and exports significantly declining [5][6]. - The upstream sector is experiencing a downward trend in oil prices, with Brent crude futures at $60.47 per barrel, reflecting a decrease of 1.06% [16]. - The refining sector shows mixed signals, with a decline in overseas refined oil crack spreads but an increase in olefin spreads, indicating potential profitability improvements [49][51]. - The polyester sector is witnessing tightening supply and demand, with expectations of improved market conditions in the medium term [9]. Summary by Sections Upstream Sector - Venezuelan crude oil production in November was 934 thousand barrels per day, down 2.3% month-on-month, with exports at 653 thousand barrels per day, down 16.7% [5][6]. - As of December 19, the U.S. oil rig count was 542, a decrease of 6 rigs week-on-week and down 47 rigs year-on-year [31] [28]. Refining Sector - The Singapore refining margin for major products was $16.62 per barrel, down $3.14 from the previous week [51]. - The domestic refining product crack spread has improved slightly, indicating potential for profitability as economic conditions recover [49]. Polyester Sector - The PTA price has decreased to 4615.6 CNY per ton, down 0.53% week-on-week, while the PX to naphtha spread has increased, suggesting a potential for improved margins in the polyester chain [9]. Investment Recommendations - Recommended companies include quality firms in the polyester sector such as Tongkun Co. and Wan Kai New Materials, as well as major refining companies like Hengli Petrochemical and Rongsheng Petrochemical [9]. - The report suggests maintaining a neutral outlook on oil prices for 2026, with a focus on companies with high dividend yields such as China Petroleum and China National Offshore Oil Corporation [9].

Investment Rating - The report maintains a positive outlook on the petrochemical industry, indicating a favorable investment environment [2]. Core Insights - Three major institutions have raised their oil demand forecasts, with the EIA predicting a global crude oil surplus of 2.24 million barrels per day for the current year [4][17]. - The EIA has kept its 2025-2026 crude oil price forecasts unchanged at $69 and $55 per barrel, respectively, while raising its natural gas price forecasts for the same years [5][11]. - The report highlights a tightening supply-demand balance in the downstream polyester sector, with expectations of improved market conditions [19]. Summary by Sections Demand Forecasts - IEA expects global oil demand to increase by 830,000 barrels per day in 2025 and 860,000 barrels per day in 2026, driven by positive macroeconomic and trade outlooks [11][12]. - OPEC forecasts a demand growth of 1.3 million barrels per day in 2025 and 1.4 million barrels per day in 2026 [12][58]. - EIA anticipates a rise in global oil and other liquid fuel consumption by 1.14 million barrels per day in 2025 and 1.23 million barrels per day in 2026 [12][17]. Supply Forecasts - EIA has raised its global oil supply forecast for the current year by 200,000 barrels per day, while IEA has lowered its forecast by 100,000 barrels per day [14][17]. - EIA projects a global oil production increase of 3.01 million barrels per day in 2025 and 1.25 million barrels per day in 2026 [15][17]. - OPEC anticipates a growth in non-OPEC oil supply of 1 million barrels per day in 2025, primarily from the U.S., Brazil, Canada, and Argentina [58]. Upstream Sector - Brent crude oil prices have decreased, with the latest closing price at $61.12 per barrel, reflecting a 4.13% week-on-week decline [27]. - The report notes a slight increase in U.S. oil rig counts, with 548 rigs reported as of December 12, 2025 [40]. Downstream Sector - The report indicates an improvement in refining margins, with the Singapore refining margin rising to $19.82 per barrel [4]. - Polyester sector profitability is mixed, with PTA prices declining while polyester filament prices are on the rise [19]. Investment Recommendations - The report recommends high-quality companies in the polyester sector, such as Tongkun Co. and Wankai New Materials, as well as major refining companies like Hengli Petrochemical and Rongsheng Petrochemical [19][22]. - It also suggests focusing on high-dividend yield companies like China Petroleum and China National Offshore Oil Corporation [22].

Investment Rating - The report maintains a "Positive" outlook on the petrochemical industry, particularly highlighting the resilience of polyester filament in the off-season [3]. Core Insights - The demand for polyester filament has remained strong, with downstream textile operating rates reaching a high of 69.45% in early November and maintaining around 90% for polyester filament production [4][5]. - Inventory levels for polyester filament and downstream fabrics are relatively low, indicating a healthy supply-demand balance [7][8]. - Profitability for polyester filament has improved significantly since September, with expectations for further profit increases in Q4 [9][10]. Summary by Sections Polyester Filament Sector - Polyester filament has entered a demand peak since September, with downstream textile operating rates consistently high, peaking at 69.45% [4][5]. - As of December 5, the operating rate for polyester filament was 90.15%, indicating strong production levels [4][5]. - Inventory levels for polyester filament (POY/FDY/DTY) are at 16.3/21.2/24.3 days, remaining low compared to the annual average [7][8]. Upstream Sector - Brent crude oil prices increased to $63.75 per barrel, reflecting a 0.87% rise from the previous week [18]. - The number of active oil rigs in the U.S. increased to 549, indicating a slight uptick in drilling activity [29]. Refining Sector - The comprehensive price spread for major refined products in Singapore decreased to $19.06 per barrel, down by $0.57 from the previous week [54]. - Domestic refining margins are expected to improve as oil prices stabilize [51]. Investment Recommendations - The report recommends focusing on high-quality companies in the polyester filament sector, such as Tongkun Co., and bottle-grade PET producers like Wankai New Materials [12]. - It also suggests monitoring large refining companies like Hengli Petrochemical and Rongsheng Petrochemical due to expected improvements in cost structures [12]. - For upstream exploration and production, companies like CNOOC and offshore oil service firms are highlighted for their potential performance improvements [12].

Investment Rating - The report maintains a "Positive" outlook on the petrochemical industry, with specific recommendations for various companies based on their performance and market conditions [3]. Core Insights - Natural gas demand is expected to recover, with short-term price stability anticipated due to low inventory levels during the heating season of 2025-2026. The International Energy Agency (IEA) forecasts a global natural gas demand growth of 2% in 2026, with Asia-Pacific demand potentially reaching 5% [5][6][8]. - The upstream sector is experiencing a mixed trend, with oil prices showing a slight increase while drilling day rates for self-elevating platforms are rising. Brent crude oil futures closed at $63.20 per barrel, reflecting a 1.02% increase week-on-week [5][23]. - The refining sector is seeing a decline in overseas refined oil crack spreads, while olefin spreads are increasing. The Singapore refining margin for major products dropped to $19.61 per barrel, a decrease of $7.03 from the previous week [5][60]. - The polyester sector is witnessing a mixed performance, with PTA profitability rising while polyester filament profitability is declining. The PTA price in East China averaged 4625 RMB per ton, down 0.04% week-on-week [5][57]. Summary by Sections Upstream Sector - Brent crude oil futures closed at $63.20 per barrel, with a week-on-week increase of 1.02%. The U.S. commercial crude oil inventory rose to 427 million barrels, up 2.78 million barrels from the previous week [5][23][25]. - The number of U.S. drilling rigs decreased to 544, down 10 rigs week-on-week and 38 rigs year-on-year [34][37]. Refining Sector - The Singapore refining margin for major products was reported at $19.61 per barrel, down $7.03 from the previous week. The U.S. gasoline RBOB-WTI spread was $17.96 per barrel, slightly up from the previous week [5][60][65]. Polyester Sector - The PTA price in Asia was reported at $827.37 per ton, down 0.22% week-on-week. The PTA-PX spread increased to 266.40 USD/ton, up 7.05 USD/ton from the previous week [5][57]. Investment Recommendations - The report recommends focusing on quality companies in the polyester sector such as Tongkun Co. and Wan Kai New Materials, as well as large refining companies like Hengli Petrochemical and Rongsheng Petrochemical due to expected improvements in profitability [5][18].

Investment Rating - The report maintains a positive outlook on the petrochemical industry, indicating a favorable investment rating for key companies within the sector [3][17]. Core Insights - The IEA has raised its crude oil production forecast, while OPEC's production significantly increased in September, leading to an anticipated oversupply in the market [4][5]. - The upstream sector is experiencing a decline in oil prices, with Brent crude futures closing at $61.29 per barrel, a decrease of 2.30% week-over-week [20]. - The refining sector shows mixed results, with overseas refined oil crack spreads declining, while olefin price spreads vary [4][17]. - The polyester sector is expected to see a recovery in profitability as supply and demand improve, with a focus on leading companies in the industry [17]. Summary by Sections Upstream Sector - Brent crude oil prices fell to $61.29 per barrel, down 2.30% from the previous week, while WTI prices also decreased [20]. - As of October 10, U.S. commercial crude oil inventories rose to 424 million barrels, an increase of 3.524 million barrels week-over-week [22]. - The number of active oil rigs in the U.S. remained stable at 548, with a year-over-year decrease of 37 rigs [35]. Refining Sector - The Singapore refining margin for major products decreased to $19.58 per barrel, down $0.47 from the previous week [4]. - The price spread for gasoline in the U.S. increased slightly to $17.19 per barrel, while olefin price spreads showed mixed trends [4][17]. Polyester Sector - PTA prices have declined, with the average price in East China at 4407.5 RMB per ton, down 3.41% week-over-week [4]. - The report anticipates a gradual improvement in the polyester industry as new capacities come online and demand recovers [17]. Investment Recommendations - The report recommends focusing on leading companies in the polyester sector such as Tongkun Co. and Wankai New Materials, as well as refining companies like Hengli Petrochemical and Sinopec [17]. - It also highlights the potential for improved profitability in the oil and gas sector, suggesting investments in companies with high dividend yields like PetroChina and CNOOC [17].

Investment Rating - The report maintains a positive outlook on the oil and petrochemical industry, indicating a "Look Favorably" investment rating [4]. Core Insights - The global natural decline rates of oil and gas fields show significant differentiation, leading to a more concentrated future supply of oil and gas [4]. - The International Energy Agency (IEA) reports that the average annual decline rate for conventional oil is 5.6%, while for natural gas it is 6.8%. Without new investments, oil production is expected to decline by 8% annually over the next decade, and natural gas by 9% [5][12]. - The report highlights that nearly 90% of upstream investments are currently aimed at offsetting declines rather than meeting growth, indicating a need for substantial new investments to maintain current production levels [14]. Summary by Sections Upstream Sector - Brent crude oil futures closed at $64.53 per barrel, down 7.99% week-on-week, while WTI futures closed at $60.88 per barrel, down 7.36% [24]. - The number of active oil rigs in the U.S. increased by 7 to 549, although this is a decrease of 38 compared to the previous year [37]. - The report anticipates a widening supply-demand trend for crude oil, with expectations of downward pressure on prices, but a medium to high price range due to OPEC cuts and shale oil cost support [4]. Refining Sector - The comprehensive price spread for major refined products in Singapore rose to $21.72 per barrel, an increase of $8.14 from the previous week [59]. - The report suggests that refining profitability is expected to improve as oil prices adjust, with a gradual recovery anticipated as economic conditions stabilize [4]. Polyester Sector - The report indicates a recovery expectation for the polyester sector, with potential upward movement in profit margins as supply-demand dynamics improve [17]. - Key companies to watch include Tongkun Co., Ltd. and Wankai New Materials, which are expected to benefit from this recovery [17]. Investment Recommendations - The report recommends focusing on leading companies in the polyester sector, such as Tongkun Co., Ltd. and Wankai New Materials, as well as high-quality refining companies like Hengli Petrochemical and Sinopec [17]. - It also highlights the resilience of upstream exploration and development companies, particularly offshore service companies, which are expected to see performance improvements [17].

Investment Rating - The report gives an "Overweight" rating for the petrochemical industry, indicating a positive outlook compared to the overall market performance [1]. Core Insights - The petrochemical industry is experiencing a downturn due to falling oil prices, with expectations for recovery in the mid to downstream sectors in the future [1]. - The report highlights a significant decrease in crude oil prices in Q2 2025, with Brent crude averaging $66.7 per barrel, down 11.0% quarter-on-quarter and 21.5% year-on-year [5][6]. - Key companies in the industry are projected to report lower profits in Q2 2025 due to the impact of declining oil prices and inventory losses [5]. Summary by Sections Oil Price Trends - In Q2 2025, Brent crude oil averaged $66.7 per barrel, with a quarter-on-quarter decrease of 11.0% and a year-on-year decrease of 21.5% [5][6]. - Gasoline and diesel prices were adjusted three times upwards and two times downwards, with total reductions of 155 CNY/ton for gasoline and 150 CNY/ton for diesel [5]. Price Spread Analysis - The report notes that the price spreads for styrene, PX-naphtha, ethylene-naphtha, and crude oil catalytic cracking widened, while spreads for propane-propylene, butyl acrylate, and PTA-PX narrowed in Q2 2025 [5][7]. - The average price spread for ethylene from ethane was $567/ton, narrowing by $43/ton quarter-on-quarter [5][7]. Company Performance Forecasts - Major companies are expected to report the following net profits for Q2 2025: - China National Petroleum Corporation (CNPC): 40 billion CNY (YoY -7%, QoQ -15%) - China National Offshore Oil Corporation (CNOOC): 30 billion CNY (YoY -25%, QoQ -18%) - Sinopec: 6 billion CNY (YoY -65%, QoQ -55%) - CNOOC Services: 1.2 billion CNY (YoY +25%, QoQ +35%) - Offshore Oil Engineering: 600 million CNY (YoY -17%, QoQ +11%) [5][10]. Investment Recommendations - The report suggests a positive outlook for polyester recovery, recommending attention to leading companies such as Tongkun Co. and Wankai New Materials [5]. - It also highlights potential improvements in refining companies' costs and competitive positioning, recommending companies like Hengli Petrochemical and Sinopec [5]. - The report indicates that the upstream exploration and development sector remains robust, with recommendations for offshore oil service companies like CNOOC Services and Offshore Oil Engineering [5].

Investment Rating - The report maintains a positive outlook on the oil and petrochemical industry, indicating a "Buy" rating for specific companies within the sector [4][5]. Core Insights - OPEC has announced an unexpected production increase of 548,000 barrels per day for August, but the actual impact of this increase remains to be observed [4][5]. - The upstream sector is experiencing a downward trend in oil prices, with Brent crude oil futures closing at $68.3 per barrel, reflecting a week-on-week increase of 0.78% [4][18]. - The refining sector is seeing mixed results, with overseas refined oil crack spreads declining, while olefin price spreads show varied trends [4][47]. - The polyester sector is facing profitability challenges, but there are expectations for recovery as supply and demand improve [4][13]. Summary by Sections Upstream Sector - OPEC's actual production increase has been lower than expected, with April's total production at approximately 31.1 million barrels per day, a decrease of 210,000 barrels from the previous month [4][8]. - The U.S. oil rig count decreased to 539, down 8 from the previous week and down 46 year-on-year [31][32]. - The report anticipates a widening supply-demand trend in crude oil, with potential downward pressure on prices, but expects prices to stabilize at mid-high levels due to OPEC's production cuts and shale oil cost support [4][18]. Refining Sector - The Singapore refining margin for major products was $14.01 per barrel, down $2.46 from the previous week [51]. - The U.S. gasoline RBOB-WTI spread was $22.37 per barrel, up $0.53 from the previous week, with a historical average of $24.86 per barrel [56]. - The report suggests that refining profitability may improve as economic recovery progresses, despite current low levels [4][47]. Polyester Sector - The PTA price has seen a decline, with the average price in East China at 4,971.4 yuan per ton, down 3.26% week-on-week [4][13]. - The report highlights a potential recovery in the polyester industry, with expectations for improved profitability as supply-demand dynamics shift positively [4][13]. Investment Recommendations - The report recommends focusing on leading companies in the polyester sector such as Tongkun Co. and Wankai New Materials, as well as top refining companies like Hengli Petrochemical and Sinopec [4][13]. - It also suggests that the upstream exploration and development sector remains robust, with high capital expenditure expected to continue, particularly for offshore oil service companies [4][13].