证券研究报告 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：成本对产品价格引导偏弱，炼化 产品价差收窄 [Table_ReportDate0] 2025 年 7 月 6 日 本期内容提要： 行业研究——周报 [Table_ReportType] [Table_StockAndRank] 石油加工行业 [Table_Author] 左前明 能源行业首席分析师 执业编号：S1500518070001 联系电话：010-83326712 邮箱：zuoqianming@cindasc.com 刘红光 石化行业联席首席分析师 执业编号：S1500525060002 邮箱：liuyilin@cindasc.com 刘奕麟 石化行业分析师 执业编号：S1500524040001 邮箱：liuyilin@cindasc.com ➢ 国内外重点炼化项目价差跟踪： [Table_Summary] [Table_Summary] 截至 7 月 4 日当周，国内重点大炼 化项目价差为 2637.62 元 ...

证券研究报告 行业研究——周报 [Table_ReportType] [Table_StockAndRank] 石油加工行业 [Table_Author] 左前明 能源行业首席分析师 执业编号：S1500518070001 联系电话：010-83326712 邮箱：zuoqianming@cindasc.com 刘奕麟 石化行业分析师 执业编号：S1500524040001 联系电话：13261695353 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 图 1：国内大炼化项目周度价差（元/吨，美元/桶） 图 2：国外大炼化项目周度价差（元/吨，美元/桶） [Table_Title] 大炼化周报：成本端价格中枢明显上行，产品价差收窄 [Table_ReportDate0] 2025 年 6 月 23 日 本期内容提要： ➢ 国内外重点炼化项目价差跟踪： [Table_Summary] [Table_Summary] 截至 6 月 20 日当周，国内重点大炼 化项目价差为 2 ...

证券研究报告 大炼化周报：长丝价格下跌，产销增加 能源化工首席证券分析师：陈淑娴，CFA 执业证书编号：S0600523020004 联系方式：chensx@dwzq.com.cn 能源化工研究助理：周少玟 执业证书编号：S0600123070007 联系方式：zhoushm@dwzq.com.cn 2025年6月15日 请务必阅读正文之后的免责声明部分 投资要点 2 ◼ 【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2675元/吨，环比-48元/吨（环比-2%）；国外 重点大炼化项目本周价差为1063元/吨，环比-23元/吨（环比-2%）。 ◼ 【聚 酯 板 块 】本 周POY/FDY/DTY行业均价分别为 6979/7279/8200元/吨， 环比分别-57/-21/+0元/吨， POY/FDY/DTY行业周均利润为96/30/44元/吨，环比分别+8/+31/+46元/吨，POY/FDY/DTY行业库存为 16.5/21.6/28.4天，环比分别+2.7/+0.9/+1.1天，长丝开工率为89.1%，环比-0.6pct。下游方面，本周织机开工 率为61.3%，环比-1.1pct，织造企业原料 ...

[Table_ReportType] [Table_StockAndRank] 石油加工行业 [Table_Author] 左前明 能源行业首席分析师 执业编号：S1500518070001 联系电话：010-83326712 邮箱：zuoqianming@cindasc.com 证券研究报告 行业研究——周报 刘奕麟 石化行业分析师 执业编号：S1500524040001 联系电话：13261695353 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：供需偏弱， 油价上涨并未明显提振炼化产品价格 [Table_ReportDate0] 2025 年 6 月 15 日 本期内容提要： [Table_Summary] ➢ 国内外重点炼化项目价差跟踪：截至 6 月 13 日当周，国内重点大炼 化项目价差为 2394.77 元/吨，环比变化-112.93 元/吨（-4.50%）； 国外重点大炼化项目价差为 933.65 元/吨，环比变化- ...

证券研究报告 行业研究——周报 [Table_ReportType] [Table_StockAndRank] 石油加工行业 [Table_Author] 左前明 能源行业首席分析师 执业编号：S1500518070001 联系电话：010-83326712 邮箱：zuoqianming@cindasc.com 本期内容提要： [Table_Summary] ➢ 国内外重点炼化项目价差跟踪：截至 6 月 6 日当周，国内重点大炼 化项目价差为 2495.45 元/吨，环比变化+10.43 元/吨（+0.42%）； 国外重点大炼化项目价差为 1048.26 元/吨，环比变化-32.68 元/吨（- 3.02%）。截至 6 月 6 日当周，布伦特原油周均价为 65.17 美元/桶， 环比变化+1.09%。 ➢ 【炼油板块】本周前期，虽然特朗普关税被美国上诉法院叫停，提振市 场风险偏好，但欧佩克+将在即将召开的会议上增加 7 月产量，国际油价 承压下跌。周中后期，欧佩克+7 月增产靴子落地，符合预期，欧盟正制 定对俄罗斯的制裁措施，加上美伊核谈未决，俄乌局势紧张，以及加拿 大野火导致部分原油生产关闭，国际油价震荡上 ...

[Table_Author] 左前明 能源行业首席分析师 执业编号：S1500518070001 联系电话：010-83326712 邮箱：zuoqianming@cindasc.com 刘奕麟 石化行业分析师 执业编号：S1500524040001 联系电话：13261695353 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：原料价格下跌，聚烯烃价差有所改善 证券研究报告 行业研究——周报 [Table_ReportType] [Table_StockAndRank] 石油加工行业 [Table_ReportDate0] 2025 年 5 月 11 日 本期内容提要： ➢ 国内外重点炼化项目价差跟踪： [Table_Summary] [Table_Summary] 截至 5 月 9 日当周，国内重点大炼化 项目价差为 2357.39 元/吨，环比变化+55.96 元/吨（+2.43%）；国外重 点大炼化项目价差为 1052.71 ...

[Table_Reportdate] 2025年05月07日 ➢ 风险提示：原油价格剧烈波动；下游需求不及预期；新材料项目落地不及预期。 [盈利预测与估值简表 Table_profits] | | 2022A | 2023A | 2024A | 2025E | 2026E | 2027E | | --- | --- | --- | --- | --- | --- | --- | | 主营收入(百万元) | 289094.84 | 325111.61 | 326475.16 | 333855.87 | 348443.90 | 364351.06 | | 同比增速(%) | 63.31% | 12.46% | 0.42% | 2.26% | 4.37% | 4.57% | | 归母净利润(百万元) | 3340.16 | 1158.15 | 724.48 | 2887.98 | 3831.54 | 4876.71 | | 同比增速(%) | -73.95% | -65.33% | -37.44% | 298.63% | 32.67% | 27.28% | | 毛利率(%) | 10.81% | 11.49% | ...

Report Industry Investment Rating No information provided in the content. Core Viewpoints The report presents a weekly overview of the large refining and chemical industry, highlighting that oil prices are oscillating at high levels, and filament prices continue to face pressure. It details the price, profit, inventory, and operating rate data of various segments such as refining, polyester, and chemicals, as well as the performance of related listed companies [1][2]. Summary by Directory 1. Big Refining Weekly Data Briefing - **Price and Spread of Key Refining Projects**: The domestic key large refining project spread this week is 2,520 yuan/ton, a week-on-week decrease of 43 yuan/ton (-2%); the foreign key large refining project spread is 953 yuan/ton, a week-on-week increase of 19 yuan/ton (+2%) [2]. - **Polyester Sector**: The weekly average prices of POY/FDY/DTY are 6,279/6,493/7,621 yuan/ton respectively, with week-on-week decreases of 114/150/118 yuan/ton. The weekly average profits are -43/-166/-14 yuan/ton, down 104/128/107 yuan/ton week-on-week. The inventory levels are 28.2/30.4/34.5 days, with week-on-week changes of -1.2/-1.5/+0.1 days. The filament operating rate is 93.3%, a week-on-week decrease of 1.6 pct. Downstream, the loom operating rate is 55.2%, a week-on-week decrease of 0.8 pct. The raw material inventory of weaving enterprises is 11.3 days, a week-on-week increase of 0.6 days, and the finished product inventory is 24.7 days, a week-on-week increase of 0.5 days [2]. - **Refining Sector**: Domestic refined oil prices (gasoline, diesel, and jet fuel) declined this week, while in the US, gasoline, diesel, and jet fuel prices rose [2]. - **Chemical Sector**: The average PX price this week is 744.9 US dollars/ton, a week-on-week increase of 9.0 US dollars/ton, and the spread to crude oil is 259.1 US dollars/ton, a week-on-week increase of 2.3 US dollars/ton. The PX operating rate is 77.3%, a week-on-week decrease of 0.9 pct [2]. - **Related Listed Companies**: Private large refining and chemical & polyester filament companies include Hengli Petrochemical, Rongsheng Petrochemical, Orient Shenghong, Hengyi Petrochemical, Tongkun Co., Ltd., and Xin凤鸣 [2]. - **Stock Price Performance of 6 Private Refining Companies**: The petroleum and petrochemical index on April 25, 2025, showed a 1.3% increase in the past week, a -3.5% decrease in the past month, a -2.8% decrease in the past three months, a -12.1% decrease in the past year, and a -7.8% decrease since the beginning of 2025. Among the companies, Orient Shenghong had a 6.9% increase in the past week, while Rongsheng Petrochemical had a -4.2% decrease in the past month, and Hengli Petrochemical had a 4.9% increase in the past three months [8]. - **Earnings Forecast of 6 Private Refining Companies**: Taking Hengli Petrochemical as an example, with a stock price of 15.5 yuan and a total market value of 109 billion yuan, the net profit attributable to the parent company in 2023A was 6.905 billion yuan, and it is expected to reach 9.303 billion yuan in 2026E. The PE in 2025E is 13.6, and the PB is 1.6 [8]. - **Oil Prices and Refining Spreads**: The average price of Brent crude oil this week is 66.5 US dollars/barrel, a week-on-week increase of 0.9 US dollars/barrel (+1.4%), and a year-on-year decrease of 24.1%. The average price of WTI crude oil is 63.0 US dollars/barrel, a week-on-week increase of 0.7 US dollars/barrel (+1.1%), and a year-on-year decrease of 23.8% [8]. 2. Big Refining Weekly Report 2.1 Big Refining Index and Project Spread Trends - Analyzes the changes in the Shanghai - Shenzhen 300, petroleum and petrochemical, and oil prices, as well as the market performance of six private large refining companies and the weekly spreads of domestic and foreign large refining projects [14][16][21]. 2.2 Polyester Sector - Covers multiple aspects such as the prices and spreads of crude oil, PX, PTA, and MEG, the operating rates of PX, PTA, and MEG, the prices and profits of POY, FDY, DTY, and polyester staple fiber, the inventory levels of polyester enterprises, and the operating rates of filament and downstream looms [23][31][37]. 2.3 Refining Sector - Compares the prices and spreads of refined oil products (gasoline, diesel, and jet fuel) in different regions including China, the US, Europe, and Singapore, with both yuan/ton and US dollars/barrel units [80][90][95]. 2.4 Chemical Sector - Analyzes the prices and spreads of various chemical products such as polyethylene, polypropylene, EVA, styrene, acrylonitrile, PC, and MMA relative to crude oil [135][136][143].

证券研究报告 行业研究——周报 [Table_ReportType] [Table_StockAndRank] 石油加工行业 [Table_Author] 左前明 能源行业首席分析师 执业编号：S1500518070001 联系电话：010-83326712 邮箱：zuoqianming@cindasc.com 刘奕麟 石化行业分析师 执业编号：S1500524040001 联系电话：13261695353 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：关税冲击使市场担忧需求，炼化产品价格走弱 [Table_ReportDate0] 2025 年 4 月 20 日 本期内容提要： 图 1：国内大炼化项目周度价差（元/吨，美元/桶） 资料来源：万得，信达证券研发中心 图 2：国外大炼化项目周度价差（元/吨，美元/桶） 请阅读最后一页免责声明及信息披露 http://www.cindasc.com2 ➢ 国内外重点炼化项目价差跟踪： [ ...

证券研究报告 大炼化周报：国际油价先涨后跌， 长丝市场产销持续低位 能源化工首席证券分析师：陈淑娴，CFA 执业证书编号：S0600523020004 联系方式：chensx@dwzq.com.cn 能源化工研究助理：周少玟 执业证书编号：S0600123070007 联系方式：zhoushm@dwzq.com.cn 2025年4月20日 请务必阅读正文之后的免责声明部分 投资要点 2 目录 1. 大炼化周度数据简报 2. 大炼化周报 3. 风险提示 3 目录 ◼ 【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2601.59元/吨，环比-120.02元/吨（环比- 4.41%）；国外重点大炼化项目本周价差为914.45元/吨，环比-20.92元/吨（环比-2.24%）。 ◼ 【聚酯板块】本周POY/FDY/DTY行业均价分别为6393/6643/7739元/吨，环比分别-250/-271/-207元/吨， POY/FDY/DTY行业周均利润为62/-38/93元/吨，环比分别-111/-125/-82元/吨，POY/FDY/DTY行业库存为 29.4/31.9/34.4天，环比分别+2.6/+2. ...