证券研究报告 行业研究——周报 [Table_ReportType] [Table_StockAndRank] 石油加工行业 刘红光 石化行业联席首席分析师 执业编号：S1500525060002 邮箱：liuhongguang@cindasc.com 刘奕麟 石化行业分析师 执业编号：S1500524040001 邮箱：liuyilin@cindasc.com 信达证券股份有限公司 CINDASECURITIESCO.，LTD 北京市西城区宣武门西大街甲127号金隅大厦B 座 邮编：100031 [Table_Title] 大炼化周报：春节后复工节奏偏缓，下游需求温和复苏 [Table_ReportDate0] 2026 年 3 月 1 日 本期内容提要： [Table_Author] 自 2020 年 1 月 4 日至 2026 年 2 月 27 日，布伦特周均原油价格涨幅为+5.69%，我们根据设计方案，以即期市场价格 对国内和国外重点大炼化项目做价差跟踪，国内重点大炼化项目周均价差涨跌幅为+4.23%，国外重点大炼化项目周均 价差涨跌幅为+20.29%。 截至 2 月 27 日当周，国内重点大炼化项目 ...

21世纪经济报道记者 刘夏菲 春节期间，有券商直接打出"春节不打烊"的口号，路演日程从除夕排到了大年初七。进门APP数据显示，2月16日至23日，券商 研究所合计安排了292场电话会议，日均超32场。 假期刚过，券商春季策略会又提上日程。节后第二天，天风证券、西部证券同日拉开春季策略会序幕。近两周内，还有开源证 券、东吴证券等多家券商将陆续召开策略会。 从已披露的会议安排来看，各家策略会呈现出鲜明的差异化定位，有的聚焦科技成长与资源周期，主打"小而美"；有的除了传 统的宏观经济分析，还覆盖商业航天、脑机接口等前沿赛道，尽显"全而新"。 展望后市，在市场活跃度进一步提高的共识下，化工、TMT等多个板块的投资线索正成为券商重点挖掘的方向。 "春节不打烊" "春节八天不打烊，研究相伴不停歇！"春节前夕，一则券商电话会参会邀请截图在社交媒体上广泛传播。多位业内人士指出该 机构或为西部证券。 马年A股"开门红"如期而至，点燃了市场对春季攻势的期待。 事实上，节前就有多家机构提出"春季行情提前启动"的预判。值得注意的是，为了接住这波"春潮"，不少券商研究所春节前后 开启了"连轴转"模式。 图：网传券商电话会参会邀请截图 ...

Group 1 - The core viewpoint of the report indicates that domestic and international refining projects are experiencing price changes, with domestic projects showing a price difference of 2403 CNY/ton, up by 38 CNY/ton (2% increase) compared to the previous week [2] - In the polyester sector, the average prices for POY, FDY, and DTY are 7071, 7279, and 8179 CNY/ton respectively, with week-on-week increases of 171, 136, and 114 CNY/ton [2] - The average profit for POY, FDY, and DTY is reported at 208, 80, and 80 CNY/ton respectively, with significant week-on-week increases of 275, 251, and 237 CNY/ton [2] Group 2 - The PX average price this week is 895.6 USD/ton, down by 26.4 USD/ton from the previous week, with a price difference from crude oil of 404.1 USD/ton, which is a decrease of 23.5 USD/ton [2] - The PX operating rate stands at 89.9%, showing no change from the previous week [2] - Domestic gasoline and diesel prices have risen this week, as have gasoline prices in the United States [2] Group 3 - Relevant listed companies in the private refining and polyester filament sector include Hengli Petrochemical, Rongsheng Petrochemical, Dongfang Shenghong, Hengyi Petrochemical, Tongkun Co., and Xin Fengming [3]

Summary of Conference Call Notes Industry Involved - Chemical Industry Core Points and Arguments 1. The significant drop in the chemical sector today was primarily due to the initiation of negotiations between the US and Iran, which shifted the situation from conflict to diplomacy, resulting in a 5% decline in crude oil prices and a corresponding drop in chemical products. Future attention will be on price differentials [1] 2. The Federal Reserve's balance sheet reduction is releasing liquidity risks, which has negatively impacted the non-ferrous chemical sector [2] 3. Major chemical companies recently issued 25 earnings forecasts; although some were within expectations, the overall market sentiment was significantly affected [3] 4. Certain companies released negative announcements, contributing to the downturn [4] Additional Important Insights 1. There is a continued positive outlook on large-scale refining, but it is advised to wait for oil prices to stabilize. Attention will be on developments regarding Iran, with recommendations for companies such as Rongsheng, Hengli, and Sinopec [5] 2. There is also a favorable view on sub-sectors like chlor-alkali, calcium carbide, and dyes, with recommendations for companies such as Runtu, Zhejiang Longsheng, and Baichuan [6]

证券研究报告 大炼化周报： 春节前终端需求减弱叠加工人返乡增多，织机开机率下滑 石化化工分析师：周少玟 执业证书编号：S0600525070005 联系方式：zhoushm@dwzq.com.cn 2026年2月1日 请务必阅读正文之后的免责声明部分 投资要点 大化工首席分析师：陈淑娴，CFA 执业证书编号：S0600523020004 联系方式：chensx@dwzq.com.cn ◼ 【国内外重点炼化项目价差跟踪】国内重点大炼化项目本周价差为2404元/吨，环比-32元/吨（环比-1%）；国外 重点大炼化项目本周价差为1092元/吨，环比-44元/吨（环比-4%）。 ◼ 【聚酯板块】本周POY/FDY/DTY行业均价分别为6900/7143/8064元/吨，环比分别+179/+179/+207元/吨， POY/FDY/DTY行业周均利润为-66/-171/-156元/吨，环比分别-37/-37/-18元/吨，POY/FDY/DTY行业库存为 14.0/15.7/20.0天，环比分别+0.1/-0.8/-1.2天，长丝开工率为86.1%，环比-2.5pct。下游方面，本周织机开工率 为42.4%，环比-8. ...

Group 1 - The price spread for domestic key refining projects this week is 2439 CNY/ton, down 102 CNY/ton (4% decrease) compared to the previous week [1] - The price spread for foreign key refining projects this week is 1102 CNY/ton, down 58 CNY/ton (5% decrease) compared to the previous week [1] - The average PX price this week is 893.7 USD/ton, up 3.0 USD/ton compared to the previous week, with a price spread against crude oil of 422.9 USD/ton, down 18.1 USD/ton [2] Group 2 - The average prices for POY, FDY, and DTY in the polyester sector this week are 6657 CNY/ton, 6879 CNY/ton, and 7779 CNY/ton, respectively, with week-on-week increases of 107 CNY/ton, 129 CNY/ton, and 29 CNY/ton [1] - The weekly average profits for POY, FDY, and DTY are -61 CNY/ton, -179 CNY/ton, and -179 CNY/ton, with week-on-week changes of +79 CNY/ton, +93 CNY/ton, and +27 CNY/ton [1] - The inventory levels for POY, FDY, and DTY are 12.8 days, 17.4 days, and 23.2 days, with week-on-week changes of +1.1 days, -2.1 days, and -1.4 days [1] - The operating rate for long filaments is 90.3%, with a week-on-week increase of 0.1 percentage points [1]

Group 1 - The price spread for domestic key refining projects this week is 2439 CNY/ton, a decrease of 102 CNY/ton (down 4%) compared to the previous week [1] - The price spread for foreign key refining projects this week is 1102 CNY/ton, a decrease of 58 CNY/ton (down 5%) compared to the previous week [1] - The average price of PX this week is 893.7 USD/ton, an increase of 3.0 USD/ton compared to the previous week, with a price spread against crude oil of 422.9 USD/ton, a decrease of 18.1 USD/ton [2] Group 2 - The average prices for POY, FDY, and DTY in the polyester sector this week are 6657 CNY/ton, 6879 CNY/ton, and 7779 CNY/ton, with increases of 107 CNY/ton, 129 CNY/ton, and 29 CNY/ton respectively compared to the previous week [1] - The weekly average profits for POY, FDY, and DTY are -61 CNY/ton, -179 CNY/ton, and -179 CNY/ton, with increases of 79 CNY/ton, 93 CNY/ton, and 27 CNY/ton respectively compared to the previous week [1] - The inventory levels for POY, FDY, and DTY are 12.8 days, 17.4 days, and 23.2 days, with changes of +1.1 days, -2.1 days, and -1.4 days respectively compared to the previous week [1] Group 3 - The operating rate for long filaments is 90.3%, an increase of 0.1 percentage points compared to the previous week [1] - Domestic refined oil prices for gasoline, diesel, and aviation kerosene have decreased this week [2] - In the US, gasoline, diesel, and aviation kerosene prices have increased this week [2] Group 4 - Relevant listed companies in the private refining and polyester filament sector include Hengli Petrochemical (600346), Rongsheng Petrochemical (002493), Hengyi Petrochemical (000703), Tongkun Co., Ltd. (601233), and Xin Fengming (603225) [2]

Investment Rating - The report does not explicitly state an investment rating for the oil refining industry Core Insights - The downstream demand for polyester filament is weak, leading to increased inventory levels and a heightened sentiment for clearing stock and receivables as the Chinese New Year approaches [2] - The price spread for domestic key refining projects is 2502.21 CNY/ton, with a slight increase of 0.76 CNY/ton (+0.03%) week-on-week, while the price spread for foreign key refining projects is 1152.16 CNY/ton, showing a decrease of 67.70 CNY/ton (-5.55%) [3] - Brent crude oil's average price for the week ending January 9, 2026, is 61.61 USD/barrel, reflecting a week-on-week increase of 0.27% [2] Summary by Sections Refining Sector - The international oil price has fluctuated due to geopolitical tensions, particularly concerning Venezuela and Iran, with Brent and WTI prices rising by 2.59 USD and 1.80 USD per barrel respectively from January 2 to January 9, 2026 [13] - Domestic refined oil prices have slightly decreased, with diesel, gasoline, and aviation kerosene averaging 6405.29 CNY/ton, 7551.57 CNY/ton, and 5258.57 CNY/ton respectively [13] Chemical Sector - Chemical product prices are experiencing fluctuations, with polyethylene prices showing stability while polypropylene prices are under pressure due to increased maintenance of production facilities [2] - The price of EVA has increased slightly, with a current average of 9600.00 CNY/ton, while the price of pure benzene remains stable at 5300.00 CNY/ton [49] Polyester & Nylon Sector - The polyester and nylon industry chain prices are stable, with PTA prices slightly decreasing and the demand for polyester filament continuing to decline [2] - The sentiment for clearing stock is growing stronger as textile market orders are limited, leading to increased inventory levels [2]

1. Report Industry Investment Rating - No industry investment rating information is provided in the report. 2. Core Viewpoints - The report presents a weekly analysis of the large refining and chemical industry, covering data on key domestic and foreign refining projects, the polyester, refining, and chemical sectors, as well as performance and profit forecasts of relevant listed companies [2]. 3. Summary by Related Catalogs 3.1 Big Refining Weekly Data Briefing - **Stock Price and Market Performance**: The report tracks the stock price changes of six major private refining and chemical companies in the past week, month, three - month, and one - year periods. For example, from 2025/12/26, Rongsheng Petrochemical had a weekly increase of 12.1%, a monthly increase of 16.4%, a three - month increase of 16.9%, and a one - year increase of 21.6% [8]. - **Profit Forecast**: It provides profit forecasts for these six companies from 2024 to 2027, including归母净利润, PE, and PB. For instance, Hengli Petrochemical's 2024A归母净利润 was 7044 million yuan, and it is expected to reach 10657 million yuan in 2027E [8]. - **Oil Prices and Refining Spreads**: International crude oil prices (Brent and WTI) showed an increase this week. The average price of Brent was 61.7 dollars/barrel, with a week - on - week increase of 2.7%. The average price of WTI was 57.7 dollars/barrel, with a week - on - week increase of 2.5%. The spread of domestic refining projects was 2640.2 yuan/ton, with a week - on - week decrease of 0.1%. The spread of foreign refining projects was 1254.1 yuan/ton, with a week - on - week decrease of 3.5% [8]. - **Polyester Sector**: - **Upstream Products**: The average price of PX was 903.0 dollars/ton, with a week - on - week increase of 64.4 dollars/ton. The average price of MEG was 3616.4 yuan/ton, with a week - on - week decrease of 19.3 yuan/ton. The average price of PTA was 4990.0 yuan/ton, with a week - on - week increase of 345.0 yuan/ton [10]. - **Polyester Filament**: The average prices of POY, FDY, and DTY increased, but their profits decreased. For example, the average price of POY was 6385.7 yuan/ton, with a week - on - week increase of 92.9 yuan/ton, but the profit per ton decreased by 130.9 yuan. The inventory of FDY decreased by 8.2 days, and the inventory of DTY decreased by 3.0 days [10]. - **Short Fiber and Bottle Chip**: The average price of polyester short fiber was 6404.3 yuan/ton, with a week - on - week increase of 137.1 yuan/ton, and the profit per ton decreased by 101.5 yuan. The average price of polyester bottle chip was 5900.0 yuan/ton, with a week - on - week increase of 224.3 yuan/ton, and the profit per ton decreased by 42.7 yuan [10]. - **Downstream Products**: The inventory of weaving enterprises increased by 0.2 days, and the operating rate decreased by 2.2 percentage points [10]. - **Refining Sector**: The prices of gasoline, diesel, and aviation kerosene in China and the US decreased this week, while in Europe, the prices of gasoline, diesel, and aviation kerosene showed a mixed trend, and in Singapore, the prices of gasoline, diesel, and aviation kerosene decreased [10]. - **Chemical Sector**: The prices and spreads of various chemical products changed. For example, the price of EVA photovoltaic material decreased by 339 yuan/ton, and the price of LLDPE decreased by 197 yuan/ton [10]. 3.2 Big Refining Weekly Report - **Big Refining Index and Project Spread Trends**: The report may analyze the trends of the big refining index and the spreads of key domestic and foreign refining projects, but specific analysis content is not provided [12]. - **Polyester Sector**: It includes the price, profit, inventory, and operating rate of various products in the polyester industry chain, as well as the relationship between polyester filament and downstream weaving operating rates [12]. - **Refining Sector**: It analyzes the price and spread changes of refined oil products in different regions such as China, the US, Europe, and Singapore [12]. - **Chemical Sector**: It presents the price and spread changes of various chemical products [12].

1. Report Industry Investment Rating No industry investment rating information is provided in the report. 2. Core View of the Report The report focuses on the weekly data of the large refining and chemical industry, showing that the cost - side support has weakened and filament prices have declined. It also analyzes the price, profit, inventory, and other indicators of different sectors such as refining, polyester, and chemicals, and tracks the performance and profit forecasts of relevant listed companies [1][2]. 3. Summary According to Relevant Catalogs 3.1 Big Refining Weekly Data Briefing - **Stock Price and Market Value of Listed Companies**: The report tracks the stock price changes of six major private refining and chemical companies in the past week, month, three - month, one - year, and from the beginning of 2025 to the present. For example, the oil and petrochemical index rose 1.6% in the past week, while Rongcheng Petrochemical rose 5.1%. It also provides the stock price, total market value, and profit forecasts of these companies from 2024A to 2027E [7]. - **Oil Price and Refining Spread**: The average price of Brent crude oil this week was $60.1 per barrel, a decrease of $1.9 ( - 3.1%) compared to the previous week, and a decrease of 18.4% compared to the same period last year. The average price of WTI crude oil was $56.3 per barrel, a decrease of $2.0 ( - 3.4%) compared to the previous week, and a decrease of 20.1% compared to the same period last year. The spread of domestic refining projects this week was 2,673.8 yuan/ton, an increase of 104.3 yuan/ton (4.1%) compared to the previous week, and an increase of 6.7% compared to the same period last year. The spread of foreign refining projects was 1,305.4 yuan/ton, a decrease of 23.6 yuan/ton ( - 1.8%) compared to the previous week, and an increase of 26.5% compared to the same period last year [7]. - **Polyester Sector**: The average prices of POY, FDY, and DTY in the industry this week were 6,292.9 yuan/ton, 6,535.7 yuan/ton, and 7,685.7 yuan/ton respectively, with week - on - week decreases of 110.7 yuan/ton, 125.0 yuan/ton, and 60.7 yuan/ton. The weekly average profits were - 58.4 yuan/ton, - 162.7 yuan/ton, and 3.2 yuan/ton respectively, with week - on - week decreases of 75.4 yuan/ton, 84.9 yuan/ton, and 42.2 yuan/ton. The inventory days were 19.0 days, 24.3 days, and 24.9 days respectively, with week - on - week increases of 2.3 days, 2.1 days, and 1.0 days. The filament operating rate was 89.1%, a decrease of 0.7 percentage points compared to the previous week [2][8]. - **Refining Sector**: The prices of gasoline, diesel, and jet fuel in China and the United States decreased this week [2]. - **Chemical Sector**: The average price of PX this week was $838.6 per ton, an increase of $1.7 compared to the previous week, and the spread compared to crude oil was $400.0 per ton, an increase of $15.7 compared to the previous week. The PX operating rate was 89.2%, unchanged from the previous week [2]. 3.2 Big Refining Weekly Report - **2.1 Big Refining Index and Project Spread Trends**: The report may show the trends of the big refining index and project spreads, but specific data and analysis are not detailed in the provided text, only the titles of relevant charts are given [10][11]. - **2.2 Polyester Sector**: It mainly analyzes the price, profit, inventory, operating rate, and sales - to - production ratio of various products in the polyester sector, including PX, PTA, MEG, POY, FDY, DTY, polyester staple fiber, polyester bottle chips, etc. For example, it studies the relationship between the price of PX and crude oil, the profit of PTA, and the inventory of filament products [22][23]. - **2.3 Refining Sector**: It is divided into domestic, US, European, and Singaporean refined oil markets, analyzing the price and spread of gasoline, diesel, and jet fuel in these regions compared to crude oil [80][92]. - **2.4 Chemical Sector**: It analyzes the price and spread of various chemical products such as EVA photovoltaic materials, pure benzene, styrene, etc., compared to crude oil [129][130].