中化新网讯 12月22日，中国石化集团南京化学工业有限公司为荣盛石化制造的超大型环氧乙烷（EO） 反应器正式启运，送往项目现场。 这台长21.35米、直径9.97米、重量达1054吨的"巨无霸"，为南化机迄今承制的最大规格EO反应器。作 为荣盛石化30万吨/年PEO装置的核心部件，该设备从启动就面临挑战：工期被压缩至12个月，较同规 格EO反应器常规周期缩短近2个月；管板拼焊平面度需控制在5毫米内，堆焊后高精度平面加工、格栅 制作与筒体组装的精度要求严苛；同时，由于设备采用特殊材料，焊接过程的工艺管控难度陡增。 南化机项目负责人、生产机动部副经理王建稳介绍，为啃下这块"硬骨头"，公司组建专项攻坚组，针对 管板变形难题，创新采用"分段防变形+同步应力释放"工艺，最终将平面度控制在4.8毫米内，且2块管 板的4道拼缝、环缝焊接实现无损检测一次合格；格栅制作列为重点攻关项目，同步优化部件加工与组 装的误差协同控制；面对1054吨的超重难题，协调4台千吨级液压顶同步作业，实现厂房内无吊车安全 移位。 在运输环节，设备高度超出常规管廊限制，团队提前规划路径，并将两个支座调整为在储运部货场现场 组焊，破解了超尺寸运输的瓶 ...

证券日报网讯 12月23日，荣盛石化在互动平台回答投资者提问时表示，公司已构筑贯通"原油—PX— PTA—聚酯"的全产业链，可根据下游需求及市场动态灵活统筹生产销售策略，充分发挥一体化协同与 规模效应优势。 （编辑 袁冠琳） ...

Group 1 - The chemical sector continues to show strong performance, with the Chemical ETF (516020) experiencing a price increase of 1.6% at the close, marking four consecutive days of gains [1][8] - Key stocks in the sector include Enjie Co., which surged by 8.32%, and other significant gains from Rongsheng Petrochemical and Hengyi Petrochemical, both rising over 6% [1][8] - The basic chemical sector attracted substantial capital inflow, with a net inflow of 9.202 billion yuan on the day, ranking third among 30 sectors [11] Group 2 - Morgan Stanley raised the target price for lithium carbonate to $18,000 per ton for Q4 2026, significantly above the current spot price of approximately $13,500 per ton [4][10] - The demand for lithium is primarily driven by energy storage systems and electric commercial vehicles, with growth rates exceeding market expectations [4][10] - The current valuation of the chemical sector is considered attractive, with the Chemical ETF's index price-to-book ratio at 2.44, indicating a reasonable level historically [4][10] Group 3 - The Chemical ETF (516020) has seen a net subscription of 166 million yuan over the past five trading days, indicating strong investor interest [9] - The chemical industry is expected to enter a phase of improved dividend capacity and high potential dividend yields, as noted by Guohai Securities [12] - The "anti-involution" trend in the industry aims to enhance self-discipline among chemical companies, potentially stabilizing prices and profitability [12]

Group 1 - The core viewpoint of the news highlights the significant growth of the Tianhong Chemical ETF (159133), which has seen a substantial increase in both subscription and trading prices, reaching a new high since its listing [1] - As of December 19, the Tianhong Chemical ETF has experienced a week-on-week scale growth of 433.14 million yuan and an increase of 27 million shares, indicating strong investor interest [1] - The underlying index tracked by the Tianhong Chemical ETF focuses on the Chinese chemical industry, covering various sub-sectors such as chemical raw materials and manufacturing, aiming to capture companies with growth potential and innovation capabilities [1] Group 2 - The domestic PTA (Purified Terephthalic Acid) industry is projected to see a year-on-year capacity growth of 6.23% by 2025, driven by the release of new capacity, the exit of outdated facilities, and optimization of existing capacity [2] - A meeting held on October 29 by the Ministry of Industry and Information Technology and industry associations marked a pivotal shift for the PTA industry from "involution competition" to "high-quality development" [2] - According to institutional views, the chemical industry is currently at the bottom of its cycle, with policies aimed at reducing involution and self-regulation expected to lead to a revaluation of undervalued core assets [2]

数据显示，截至2025年11月28日，中证细分化工产业主题指数(000813)前十大权重股分别为万华化学 (600309)、盐湖股份(000792)、天赐材料(002709)、藏格矿业(000408)、巨化股份(600160)、华鲁恒升 (600426)、多氟多(002407)、恒力石化(600346)、宝丰能源(600989)、云天化(600096)，前十大权重股合 计占比45.41%。 化工ETF(159870)，场外联接(A：014942；C：014943；I：022792)。 MACD金叉信号形成，这些股涨势不错！ 机构指出，PX/PTA产品库存均已到近三年新低，且PX/PTA产品价格价差均处于历史低位水平，大概率 迎来反转行情。26年原油供给过剩预计将会持续，甚至会迎来史无前例的过剩400万桶/天。大炼化原料 成本有望走低，而国内涤纶长丝，PX等产品由于库存下降等原因价格继续走低可能性较小。因此产品 价差有望扩大。 根据2024年公司年报披露，恒力石化拥有PX520万吨、PTA1660万吨，荣盛石化拥有PX1070万吨、 PTA2180万吨，东方盛虹拥有PX280万吨，恒逸石化拥有PX265万吨、P ...

东吴证券近日发布大炼化周报：国内重点大炼化项目本周价差为2674元/吨，环比+104元/吨（环比 +4%）；国外重点大炼化项目本周价差为1305元/吨，环比-24元/吨（环比-2%）。本周PX均价为838.6美 元/吨，环比+1.7美元/吨，较原油价差为400.0美元/吨，环比+15.7美元/吨，PX开工率为89.2%，环比 +0.0pct。 以下为研究报告摘要： 【相关上市公司】民营大炼化&涤纶长丝：恒力石化、荣盛石化、恒逸石化、桐昆股份、新凤鸣。 投资要点 【风险提示】1）项目实施进度不及预期；2）宏观经济增速下滑，导致需求复苏弱于预期；3）地缘风 险演化导致原材料价格波动；4）行业产能发生重大变化；5）统计口径及计算误差。（东吴证券 陈淑 娴,周少玟） 【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2674元/吨，环比+104元/吨（环比 +4%）；国外重点大炼化项目本周价差为1305元/吨，环比-24元/吨（环比-2%）。 【聚酯板块】本周POY/FDY/DTY行业均价分别为6293/6536/7686元/吨，环比分别-111/-125/-61元/吨， POY/FDY/DTY行业周均利润为 ...

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].

Investment Rating - The report does not explicitly state an investment rating for the petrochemical industry, but it provides insights into price trends and market conditions that could influence investment decisions. Core Insights - The report highlights that the downstream stocking demand for winter is nearing its end, with polyester filament experiencing slight inventory accumulation [1]. - Domestic key refining project price spread is reported at 2540.74 CNY/ton, with a week-on-week increase of 7.17 CNY/ton (0.28%), while the international price spread is at 1303.62 CNY/ton, showing a decrease of 27.50 CNY/ton (-2.07%) [2][3]. - Brent crude oil's average price for the week ending December 19, 2025, is noted at 60.08 USD/barrel, reflecting a week-on-week decline of 3.10% [2]. Refining Sector Summary - The report discusses geopolitical factors affecting oil prices, including negotiations between Ukraine and the U.S. and sanctions on Venezuelan oil, which have led to fluctuations in international oil prices [2]. - Domestic refined oil prices have slightly decreased, with improvements in price spreads. The average prices for diesel, gasoline, and aviation kerosene are reported as 6625.29 CNY/ton, 7641.71 CNY/ton, and 5800.48 CNY/ton, respectively [15]. - The report notes that the chemical sector has seen a general decline in chemical prices, with some products experiencing smaller declines relative to cost, leading to improved price spreads [2]. Chemical Sector Summary - In the polyester sector, the report indicates that the price of PX and MEG has slightly decreased, while PTA prices remain stable. The overall price trend in the polyester industry is downward due to weak demand and increased production capacity [2]. - The report mentions that the EVA market is seeing price declines as production resumes from maintenance, with the average price reported at 9778.57 CNY/ton [50]. - The report also highlights that the price of pure benzene remains stable, while styrene prices have decreased due to weak cost support, with the average price reported at 6614.29 CNY/ton [50].

Investment Rating - The report indicates a positive outlook for the petrochemical sector, with the overall performance of the sector outperforming the Shanghai Composite Index by 1.57% this week [9]. Core Insights - Oil prices have remained volatile, influenced by geopolitical developments, particularly the progress in Russia-Ukraine negotiations and the fluctuating situation in Venezuela, which has led to a widening discount on Venezuelan oil [14]. - The average operating rate of domestic refineries is stable at 75.11%, while the average refining profit for major refineries is reported at 613.88 CNY/ton, showing a decrease from the previous period [3]. - The polyester sector is experiencing weak demand as the year-end approaches, with expectations of reduced operating rates for weaving machines [3]. - The ethylene market remains stable, with domestic prices holding steady, while propylene prices have seen a slight decline due to ample supply [3]. Summary by Sections Market Overview - The petrochemical sector has outperformed the Shanghai Composite Index, with various indices showing mixed performance, such as the polyester index increasing by 4.65% [9][10]. Oil and Gas Sector - As of December 18, WTI crude oil is priced at 56.15 USD, down by 1.45 USD, while Brent crude is at 61.43 USD, down by 0.95 USD. The U.S. commercial crude oil inventory decreased by 1.274 million barrels [14]. - The U.S. active oil rig count increased by 1 to 414 rigs, indicating a slight uptick in exploration activity [14]. Refining Sector - The average refining profit for major refineries is reported at 613.88 CNY/ton, a decrease of 31.59 CNY/ton from the previous period [3]. - The average operating rate for major refineries is stable at 75.11% [3]. Polyester Sector - The average profit for polyester products shows a decline, with POY150D at 38.35 CNY/ton, down by 71.09 CNY/ton, and FDY150D at -166.66 CNY/ton, down by 81.13 CNY/ton [3]. - PTA processing fees have slightly decreased to 156.51 CNY/ton, indicating ongoing challenges in profitability within the sector [3]. Olefins Sector - Ethylene prices remain stable at 6172 CNY/ton, while propylene prices in Shandong have decreased to 5955 CNY/ton, reflecting a 2.22% decline [3].

Core Viewpoint - Rongsheng Petrochemical's stock has shown a positive trend with a year-to-date increase of 10.11%, reflecting investor interest and market activity [1]. Group 1: Stock Performance - As of December 19, Rongsheng Petrochemical's stock price rose by 2.07% to 9.86 CNY per share, with a trading volume of 1.38 billion CNY and a turnover rate of 0.15%, resulting in a total market capitalization of 98.496 billion CNY [1]. - The stock has experienced a 5.57% increase over the last five trading days and a 0.51% increase over the last 20 days [1]. Group 2: Financial Performance - For the period from January to September 2025, Rongsheng Petrochemical reported a revenue of 227.815 billion CNY, a year-on-year decrease of 7.09%, while the net profit attributable to shareholders was 0.888 billion CNY, reflecting a year-on-year growth of 1.34% [2]. Group 3: Shareholder Information - As of September 30, 2025, the number of shareholders for Rongsheng Petrochemical was 73,700, a decrease of 14.14% from the previous period, while the average number of circulating shares per person increased by 14.80% to 126,986 shares [2]. - The company has distributed a total of 9.4 billion CNY in dividends since its A-share listing, with 3.391 billion CNY distributed over the last three years [3]. Group 4: Institutional Holdings - As of September 30, 2025, Hong Kong Central Clearing Limited was the third-largest circulating shareholder, holding 191 million shares, an increase of 17.0569 million shares from the previous period [3]. - Huatai-PB CSI 300 ETF was the seventh-largest circulating shareholder, holding 51.9743 million shares, a decrease of 2.4058 million shares from the previous period [3].