Group 1 - The State Intellectual Property Office of China has published a patent application by China Petroleum & Chemical Corporation (Sinopec) for a method and device for controlling the feed rate of a heating furnace, aimed at preventing premature coking and insufficient heating in the furnace [1] - The patent application, titled "Storage Medium, Feed Rate Control Method, Device and Equipment for Heating Furnace," was filed on October 2023 and includes a three-dimensional thermodynamic model for optimizing feed rate parameters [1] - The invention is expected to enhance the control effectiveness of heating furnaces, which is crucial for operational efficiency in the petrochemical industry [1] Group 2 - China Petroleum & Chemical Corporation, established in 2000, is primarily engaged in the petroleum, coal, and other fuel processing industries, with a registered capital of approximately 12.17 billion RMB [2] - The company has made investments in 256 enterprises and participated in 5,000 bidding projects, holding 45 trademark registrations and 5,000 patent records [2] - Sinopec (Dalian) Petrochemical Research Institute, founded in 2022, focuses on research and experimental development, with a registered capital of approximately 338.46 million RMB and has participated in 695 bidding projects [2]

1. Report Industry Investment Rating - Not provided in the given content 2. Core View of the Report - Last week, asphalt production increased slightly, and terminal demand recovered seasonally. Some refineries fulfilled contracts at the end of the month, boosting overall shipments. However, demand recovery was slow amidst increased production, leading to inventory accumulation. With rising and stabilizing temperatures in the north and the absence of the rainy season in the south, road construction conditions have improved, and demand is expected to continue rising under the catch - up construction expectations in the final year of the 14th Five - Year Plan. Currently, the asphalt crack spread is at a high level, with limited upside potential. It may fluctuate under the continuous rebound of crude oil. It is advisable to wait and see. The reference support for BU2506 is 3000, and the pressure is 3600 [5]. 3. Summary by Relevant Catalogs Supply - **Profit**: The asphalt crack spread decreased. The profit of independent refineries' atmospheric and vacuum distillation units decreased, while that of major refineries increased. The production profit of asphalt decreased [4][6][8]. - **Capacity Utilization**: The capacity utilization rates of both independent and major refineries slightly decreased. However, the stable production of Xinjiang Tianze, Qilu Petrochemical, CNOOC Sichuan, and Yunnan Petrochemical, along with the resumption of asphalt production at Jiangsu Xinhai and Henan Fengli, increased the overall capacity utilization and production [4][8][19]. - **Production**: As of the 16th, the Longzhong petroleum asphalt operating rate was 28.7%, a 4% increase from the previous period. The large - sample production was 492,000 tons, a 13,000 - ton (2.7%) increase [19]. Demand - **Shipment Volume**: The weekly shipment volume increased, mainly in Shandong. The shipment volume of 54 samples reached 367,100 tons, a 14.6% increase. Shandong's shipment volume increased significantly due to the resumption of asphalt production at Shandong Dongming Petrochemical and the fulfillment of contracts by some refineries. In contrast, the shipment volume in the Northeast decreased significantly due to the impact of falling international oil prices on downstream purchasing enthusiasm [19]. - **Modified Asphalt Operating Rate**: Last week, the operating rates of downstream rubber shoe materials, road modified asphalt, and waterproofing membranes remained flat at 23.33%, 20%, and 32% respectively. Currently, the operating rates of various modified asphalts have basically returned to seasonal levels but are still relatively low compared to historical periods. The capacity utilization rate of 69 modified asphalt plants was 6.4%, a 1.1% increase. The resumption of work in the modified asphalt industry accelerated intermittently, especially in the north where good weather boosted production enthusiasm, while the south showed a slow increase [33]. Inventory - The weekly factory inventory, social inventory, and total inventory all increased. As of the 14th, the inventory of 54 Longzhong asphalt factories was 917,000 tons, a 0.8% (7500 - ton) increase. Except for Shandong, inventories increased in all regions, with the largest increase in the Northeast due to slow downstream demand. The inventory of 76 social warehouses was 1.393 million tons, a 1.2% (16,000 - ton) increase, mainly in Central China due to concentrated stocking by some traders [22].

前十大流通股东累计持有： 8830.65万股，累计占流通股比： 68.12%，较上期变化： -244.17万股。 | 名称 持有数量(万股) | | 占总股本比例 | 增减情况(万 | | --- | --- | --- | --- | | | | (%) | 股) | | 中国石油大庆石油化工有限公司 | 7133.97 | 55.03 | 不变 | | 大庆高新国有资产运营有限公司 | 1098.09 | 8.47 | 不变 | | 全国社保基金六零四组合 | 145.75 | 1.12 | 新进 | | 李永良 | 83.74 | 0.65 | 新进 | | 王琼 | 74.57 | 0.58 | 新进 | | 周顺东 | 66.50 | 0.51 | -34.08 | | 张彪 | 64.14 | 0.49 | 新进 | | 磐厚动量(上海)资本管理有限公司-磐厚动量-旅行者2 | | | | | 号私募基金 | 58.37 | 0.45 | 新进 | | 侯盾 | 55.52 | 0.43 | -146.14 | | 荣海翠 | 50.00 | 0.39 | 新进 | | 较上个报告期退出前十大股东 ...

核心财务指标解读 营收下滑，市场拓展遇阻 2024年公司营业收入为732,149,948.92元，较上年的824,424,748.14元下降11.19%。从业务结构看，沥青 产品收入703,422,921.03元，占比96.08%，较上年增长2.05%；工程劳务收入28,727,027.89元，占比 3.92%，同比下降37.11%；房地产中介服务收入归零，上年为89,444,877.34元，占比10.85%。公司在业 务调整过程中，工程劳务及房地产中介服务业务收缩，对整体营收造成影响。 净利润减亏，仍处亏损状态 2025年4月，湖北国创高新材料股份有限公司（以下简称"国创高新"）发布2024年年度报告。报告期 内，公司实现营业总收入732,149,948.92元，较上年同期减少11.19%；归属于上市公司股东的净利润为 -58,528,981.45元，较上年同期减亏60.22%。值得关注的是，公司经营活动产生的现金流量净额为 6,106,845.16元，同比大增1,674.50%。 财务状况总览 2024年，国创高新在营收和净利润方面面临挑战，但现金流表现有显著改善。公司需应对市场竞争、原 材料价格波动等风 ...

2020年6月30日，博汇股份在深交所创业板上市，公开发行新股2600万股，发行价格为16.26元/股，保荐机构(主承销商)为光大证券股份有限公司，保荐代表 人为丁筱云、马涛。 博汇股份募集资金总额为4.23亿元，募集资金净额为3.82亿元。公司上市实际募资额较原拟募资额少3.18亿元。据博汇股份招股书，公司拟募资净额为7亿 元，拟用于60万吨/年环保芳烃油及联产20万吨/年石蜡生产项目、补充流动资金。 博汇股份发行费用为4066.26万元，其中光大证券获得承销保荐费2528.30万元。 中国经济网北京4月23日讯博汇股份（300839）(300839.SZ)昨日晚间披露2024年年度报告。2024年，公司实现营业收入22.79亿元，同比下降17.94%；归属于 上市公司股东的净利润为-3.07亿元，上年同期为-2.03亿元；归属于上市公司股东的扣非净利润为-3.06亿元，上年同期为-1.99亿元；经营活动产生的现金流 量净额为-1.12亿元，上年同期为4.29亿元。 | | 2024 年 | 2023 年 | 本年比上年增 | | --- | --- | --- | --- | | 营业收入(元) | 2, ...

一、主要会计数据和财务指标 | 报告期指标 | 2024年年报 | 2023年年报 | 本年比上年增减(%) | 2022年年报 | | --- | --- | --- | --- | --- | | 基本每股收益（元） | -1.2800 | -0.8300 | -54.22 | 0.6200 | | 每股净资产（元） | 1.57 | 2.9 | -45.86 | 5.6 | | 每股公积金(元) | 1.19 | 1.19 | 0 | 2.05 | | 每股未分配利润(元) | -0.55 | 0.70 | -178.57 | 2.25 | | 每股经营现金流(元) | - | - | - | - | | 营业收入(亿元) | 22.79 | 27.78 | -17.96 | 29.65 | | 净利润(亿元) | -3.07 | -2.03 | -51.23 | 1.52 | | 净资产收益率(%) | -54.49 | -23.51 | -131.77 | 16.35 | 数据四舍五入，查看更多财务数据>> 二、前10名无限售条件股东持股情况 三、分红送配方案情况 不分配不转增 前十大流通股东累计持 ...

Investment Rating - The industry investment rating is "Neutral" as the industry index is expected to be in line with the benchmark [119]. Core Views - The report indicates that the market is concerned about demand due to tariff impacts, leading to a decline in refining product prices [1]. - Brent crude oil prices have shown a slight increase, with a weekly average of $65.87 per barrel, reflecting a 2.69% increase [2][13]. - Domestic refined oil prices have generally decreased, while overseas prices have seen some increases [1]. - The chemical sector is experiencing price declines due to tariff impacts, despite cost support from raw materials [1]. - The polyester sector is facing strong demand shocks from tariffs, leading to weak price performance despite some cost support from rising crude oil prices [1]. Summary by Sections Refining Sector - The Brent and WTI crude oil prices as of April 18, 2025, were $67.96 and $64.68 per barrel, respectively, both up by $3.2 from the previous week [1][13]. - Domestic refined oil prices for diesel, gasoline, and jet fuel averaged at 6995.43, 8172.14, and 6109.00 yuan per ton, respectively, with declines noted [13]. - The report highlights a slight recovery in trade tensions between the US and China, which may support oil prices [1]. Chemical Sector - The report notes that chemical prices are generally declining, with significant price drops in pure benzene and styrene [1]. - Polyethylene prices are under pressure due to supply-demand imbalances, with average prices for LDPE, LLDPE, and HDPE at 9157.14, 7202.29, and 8242.86 yuan per ton, respectively [46]. - EVA prices have seen a slight increase, averaging 11957.14 yuan per ton [46]. Polyester Sector - PX prices have increased to an average of 5292.29 yuan per ton, supported by rising crude oil prices [72]. - PTA prices have continued to decline, with an average of 4310.71 yuan per ton, reflecting a negative profit margin [85]. - The report indicates that the demand for polyester products is weak due to tariff impacts, leading to price declines [1][83]. Market Performance of Major Refining Companies - The stock performance of six major refining companies as of April 18, 2025, shows varied results, with Rongsheng Petrochemical down by 2.31% and Hengli Petrochemical up by 0.53% [106]. - Over the past month, Rongsheng Petrochemical has decreased by 8.65%, while Hengli Petrochemical has decreased by 3.43% [106].

Group 1 - The core viewpoint of the news is that Sinopec has applied for a patent for a low-viscosity liquid dicyandiamide latent curing agent and epoxy resin composition, indicating innovation in the chemical industry [1] - The patent application was filed on October 2023, with the publication number CN119842046A, showcasing the company's ongoing research and development efforts [1] - The low-viscosity liquid dicyandiamide latent curing agent is produced using dicyandiamide and aldehyde compounds, which results in a product with low viscosity and a simple preparation process [1] Group 2 - Sinopec, established in 2000, is primarily engaged in the petroleum, coal, and other fuel processing industries, with a registered capital of approximately 12.17 billion RMB [2] - The company has made investments in 270 enterprises and participated in 5,000 bidding projects, indicating a strong presence in the market [2] - Sinopec Shanghai Petrochemical Research Institute, founded in 2022, focuses on technology promotion and application services, with a registered capital of 498 million RMB [2]

内容概况：2024年柴油产量在20340.2万吨，虽然保持在较高水平，但与2023年相比，产量有所下降， 同比下降6.6%，2025年1-2月，柴油产量为3096.4万吨，同比进一步下滑。随着我国能源结构的调整， 新能源汽车的快速发展对柴油在交通运输领域的应用产生了巨大的冲击。在公路运输方面，电动卡车的 逐渐普及将减少对柴油的需求。此外，在一些城市，公共交通、环卫车辆等逐步电动化，也将进一步降 低柴油的消费量，从而导致柴油产量的逐步下降。为了应对气候变化和满足可持续发展要求，我国未来 会加大对绿色柴油（如生物柴油）的开发和生产。如果生物柴油等可再生柴油技术取得进一步突破并实 现大规模商业化生产，其产量将逐渐增加。 相关上市企业：中国石油（601857）、中国石化（600028）、上海石化（600688）、中国海油 （600938）、沈阳化工（000698）、泰山石油（000554）、中粮科技（000930）、恒基达鑫（002492） 相关企业：浙江石油化工有限公司、唐山金利海生物柴油股份有限公司 关键词：柴油行业产业链、柴油行业发展现状、柴油行业发展趋势 一、柴油行业定义及分类 柴油是轻质石油产品，复杂烃类( ...

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 [Table_Summary] ➢ 国内外重点炼化项目价差跟踪：截至 4 月 11 日当周，国内重点大炼化 项目价差为 2379.29 元/吨，环比变化+63.56 元/吨（+2.74%）；国外重 点大炼化项目价差为 936.99 元/吨，环比变化-75.71 元/吨（-7.48%）。 截至 4 月 11 日当周，布伦特原油周均价为 64.15 美元/桶，环比变化- 11.85%。 ➢ 【炼油板块】近期欧佩克+八大产油国达成协议，将从 5 月起"加速增产"， 加之美国加征对等关税引发全球经济衰退担忧，从而减少能源需求，双 重打压下，国际原油价格下跌。本周特朗普宣布暂缓部分关税，国际原 油价格反弹上涨，抵消了小部分跌幅，但反弹上涨有限，国际油价本周 整体下跌。2025 年 4 月 11 日布伦特、WTI ...