基础化工 | 证券研究报告 — 行业周报 2025 年 8 月 22 日 强于大市 化工行业周报 20250817 碳酸锂价格上涨，国际油价、有机硅价格下跌 八月份建议关注：1、中报行情；2、"反内卷"对相关子行业供给端影响；3、自主可控日益关 键背景下的电子材料公司；4、分红派息政策稳健的能源企业等。 行业动态 投资建议 相关研究报告 《化工行业周报 20250810》20250811 《化工行业周报 20250803》20250805 《化工行业周报 20250727》20250728 中银国际证券股份有限公司 具备证券投资咨询业务资格 基础化工 证券分析师：余嫄嫄 (8621)20328550 yuanyuan.yu@bocichina.com 证券投资咨询业务证书编号：S1300517050002 联系人：赵泰 tai.zhao@bocichina.com 一般证券业务证书编号：S1300123070003 本周（08.11-08.17）均价跟踪的 100 个化工品种中，共有 28 个品种价格上涨，42 个品种价 格下跌，30 个品种价格稳定。跟踪的产品中 57%的产品月均价环比上涨，37%的产品月均 ...

科技日报记者 操秀英 8月22日，中国海油宣布，该公司旗下所属中海石油大榭石化炼化一体化项目（以下简称大榭石化）在浙江宁波全面建成，标志着我国规模最大的石化产业 基地（浙江宁波）建造完成，对推动国家重质油高效转化、提升高端化工材料自主可控能力有着重要意义。 据记者了解，该项目的核心装置采用全新生产工艺，相比传统工艺可降低单位产品能耗30%以上，每年将减少二氧化碳排放20万吨，极大提升了重质油资源 的利用效率，为炼油企业低碳转型提供了新的发展路径。 该项目中的核心设备反应器、再生器的封头直径为国内最长，且呈碗状结构，给吊装作业带来极大困难。针对此难题，项目团队首创"仰脸衬里施工技术"， 将直径21米（约7层楼高）、重1145吨（相当于200头成年非洲象重量）的巨型钢铁碗先翻身吊装至25米高空，再由施工人员钻进两器内部进行"仰脸"衬里施 工。在此基础上，项目团队采用自主研发的新型衬里材料及分块浇注工艺，有效解决了传统作业先施工、后吊装易造成两器封头变形、衬里开裂等顽疾问 题，使工期直接缩短90天，刷新了国内两器吊装工期最短纪录，为国产大型石化装备建设树立了业界新标杆。 （图片由中国海油提供）责任编辑： 据悉，该项 ...

Core Insights - The top three companies by Hong Kong Stock Connect holding ratios are China Telecom (00728) at 74.71%, Green Power Environmental (01330) at 69.95%, and China Shenhua (01088) at 68.06% [1] - The largest increases in holdings over the last five trading days were seen in the following companies: Yingfu Fund (02800) with an increase of 134.21 billion, Hang Seng China Enterprises (02828) with an increase of 66.24 billion, and Southern Hang Seng Technology (03033) with an increase of 51.77 billion [1] - The largest decreases in holdings over the last five trading days were recorded for Anta Sports (02020) with a decrease of 10.21 billion, Geely Automobile (00175) with a decrease of 7.70 billion, and HSBC Holdings (00005) with a decrease of 7.40 billion [2] Group 1: Hong Kong Stock Connect Holding Ratios - China Telecom (00728) has a holding of 10.368 billion shares, representing 74.71% [1] - Green Power Environmental (01330) has a holding of 0.283 billion shares, representing 69.95% [1] - China Shenhua (01088) has a holding of 2.299 billion shares, representing 68.06% [1] Group 2: Recent Increases in Holdings - Yingfu Fund (02800) saw an increase of 134.21 billion in holdings, with a change of 52.386 million shares [1] - Hang Seng China Enterprises (02828) experienced an increase of 66.24 billion, with a change of 7.216 million shares [1] - Southern Hang Seng Technology (03033) had an increase of 51.77 billion, with a change of 95.870 million shares [1] Group 3: Recent Decreases in Holdings - Anta Sports (02020) had a decrease of 10.21 billion in holdings, with a change of -10.268 million shares [2] - Geely Automobile (00175) experienced a decrease of 7.70 billion, with a change of -38.819 million shares [2] - HSBC Holdings (00005) saw a decrease of 7.40 billion, with a change of -7.332 million shares [2]

Core Insights - The State-owned Assets Supervision and Administration Commission (SASAC) emphasizes the need to enhance energy supply capabilities and focus on core responsibilities in the oil and gas sector [1] - There is a call for increased domestic oil and gas exploration and development efforts, as well as active participation in the national strategic reserve system [1] - The importance of optimizing overseas oil and gas resource allocation and expanding energy supply channels is highlighted [1] Industry Focus - The need for transformation in the energy sector is stressed, with a focus on increasing the production of efficient oil products and high-value-added chemical products [1] - The development of independent innovation capabilities is crucial, particularly in breakthrough technologies related to deepwater exploration, new areas, and high-end new materials [1] - Accelerating the transition to green energy and building a high-end chemical products and new materials industry chain is a priority [1]

Summary of Key Points Core Viewpoint - The report highlights the top short-selling stocks in the market, indicating significant investor sentiment and potential volatility in these companies' stock prices [1][2][3]. Short Selling Ratios - The top three stocks by short-selling ratio are: - Sun Hung Kai Properties-R (80016) at 100.00% - Lenovo Group-R (80992) at 98.00% - Tencent Holdings-R (80700) at 87.44% [2][3]. Short Selling Amounts - The leading stocks by short-selling amount are: - Xiaomi Group-W (01810) with a short-selling amount of 2.084 billion - Tencent Holdings (00700) at 1.612 billion - Pop Mart (09992) at 1.110 billion [1][3]. Deviation Values - The stocks with the highest deviation values are: - Tencent Holdings-R (80700) at 47.80% - Lenovo Group-R (80992) at 41.56% - China Mobile-R (80941) at 40.57% [1][3]. Additional Insights - The report provides a detailed table of the top ten stocks by short-selling ratios, amounts, and deviation values, indicating a trend of increased short-selling activity in certain sectors [2][3].

来源：新浪证券-红岸工作室 8月19日，中国海油跌0.27%，成交额7.84亿元。两融数据显示，当日中国海油获融资买入额4721.48万 元，融资偿还5186.28万元，融资净买入-464.80万元。截至8月19日，中国海油融资融券余额合计17.72 亿元。 融券方面，中国海油8月19日融券偿还1.22万股，融券卖出2.72万股，按当日收盘价计算，卖出金额 69.36万元；融券余量51.45万股，融券余额1311.97万元，超过近一年80%分位水平，处于高位。 资料显示，中国海洋石油有限公司位于北京市东城区朝阳门北大街25号,香港花园道1号中银大厦65层， 成立日期1999年8月20日，上市日期2022年4月21日，公司主营业务涉及中国海洋石油有限公司是一家主 要从事原油和天然气的勘探、生产及销售的中国公司。该公司经营三个分部。勘探及生产分部从事常规 油气业务、页己油气业务、油砂业务和其他非常规油气业务。贸易业务分部从事原油转口贸易业务。公 司业务分部从事总部管理、资金管理以及研究开发等业务。该公司主要在中国、加拿大、美国、英国、 尼日利亚以及巴西等地开展业务。主营业务收入构成为：油气销售84.57%，贸易1 ...

Company Overview - As of August 19, 2025, China National Offshore Oil Corporation (CNOOC) shares are priced at 25.50 yuan, down by 0.07 yuan from the previous trading day [1] - The stock opened at 25.57 yuan, reached a high of 25.63 yuan, and a low of 25.50 yuan, with a trading volume of 306,700 hands and a transaction amount of 784 million yuan [1] Industry Performance - The oil and petrochemical sector experienced an overall decline of 0.58%, ranking third in terms of industry losses for the day [1] - Out of 47 stocks in the sector, 18 rose while 27 fell [1] Capital Flow - The oil and petrochemical industry saw a net outflow of 618 million yuan in main funds on that day, with CNOOC experiencing a net outflow of 106 million yuan, ranking third in the industry [1] - Over the past five trading days, CNOOC has accumulated a net outflow of 529 million yuan in main funds [1]

Group 1 - China has emerged as a significant player in the global oil industry, surprising traditional energy powers like the US, Germany, France, and Russia [2][3] - Over the past few decades, China has transitioned from being oil-deficient to achieving self-sufficiency and leading in deep-sea exploration and energy transition [4][10] - The discovery of major oil fields such as Daqing in the 1960s marked a turning point, with domestic oil production reaching 97.6% self-sufficiency by 1965 [10][12] Group 2 - By 2024, China's oil and gas production exceeded 400 million tons, with crude oil at 213 million tons and natural gas at 246.4 billion cubic meters [14] - Technological advancements in ultra-deep and shale oil and gas extraction have positioned China at the forefront of unconventional oil and gas development [15][17] - Significant discoveries in deep-sea exploration, such as the Lingshui 36-1 gas field, have established China as a leader in deep-sea oil and gas development [19][21] Group 3 - China's oil strategy has expanded internationally through initiatives like the Belt and Road, establishing long-term cooperation with countries like Kazakhstan and Turkmenistan [23][25] - The rise of the renminbi in oil trade, with agreements for oil trade settlements in renminbi, has challenged the dominance of the US dollar [25][27] - China has diversified its oil supply network, signing import agreements with 44 countries and becoming the largest overseas oil and gas operator [25][27] Group 4 - A comprehensive strategic reserve system has been established, with crude oil reserves reaching 85 million tons, sufficient for 40 days of demand [27][28] - Measures such as setting price ceilings and floors have been implemented to stabilize the market, alongside diversified transportation routes [28][30] - By 2024, China's marine oil and gas production surpassed 85 million tons, enhancing energy transport autonomy [30] Group 5 - The oil industry is undergoing a green and low-carbon transition, with significant investments in renewable energy and technological innovations [32][34] - China is leading in energy governance initiatives, promoting green transitions among member countries and developing hydrogen energy chains [34][36] - The transformation of China's oil industry from a resource-poor nation to a leader is attributed to the dedication of workers, researchers, and strategic foresight [36][38]

Economic News - The State Council emphasizes enhancing macro policy effectiveness and stabilizing market expectations, focusing on domestic circulation and effective investment expansion [1] - The People's Bank of China conducted a reverse repurchase operation of 266.5 billion yuan at a rate of 1.40% [2] - From January to July 2025, national public budget revenue was 1.35839 trillion yuan, with tax revenue declining by 0.3% [3] - Trade with Shanghai Cooperation Organization countries reached 247.7 billion USD in the first half of the year, a 0.8% increase [4] - The Ministry of Finance reported a 0.7% decline in government fund budget revenue from January to July 2025 [5] - Securities transaction stamp duty increased by 62.5% year-on-year in July 2025 [6] - The central bank introduced a series of monetary policy measures, including interest rate cuts and increased loan quotas [7] Important Company Information - JD.com has over 150,000 full-time delivery riders, advocating for social security benefits for gig workers [6] - Dongfeng Group is selling a 50% stake in Dongfeng Honda Engine Company [6] - Leap Motor reported a 174% increase in revenue to 24.25 billion yuan in the first half of 2025, achieving a net profit of 30 million yuan [6] - SoftBank announced a 2 billion USD investment in Intel, reflecting confidence in advanced semiconductor manufacturing [6] - Kandi Technologies has entered into a partnership with CATL to supply battery swap stations for commercial vehicles [6][7] Industry Analysis Coal Industry - Coking coal prices have risen significantly, with the price index reaching 1340.16 yuan/ton, a 17.44% increase [8] - Coking coal inventory at three ports decreased by 14.06% month-on-month [11] - Independent coking plants saw an increase in inventory but a decrease in average available days [9] - The overall capacity utilization rate of independent coking enterprises rose to 74.03% [10] - The demand side shows a potential increase in demand driven by hydroelectric projects [11] Agriculture and Livestock Industry - In July 2025, pig prices fluctuated, with live pig prices averaging 14.91 yuan/kg, a 1.72% increase [13] - The number of breeding sows showed a slight increase, indicating a potential stabilization in supply [14] - Policy measures are focused on reducing production capacity and controlling weight, which may stabilize prices in the long term [15] - Major pig farming companies reported varying sales prices and volumes, with some experiencing a decline in output [16] Machinery Industry - Parker New Materials specializes in high-end metal forging products, serving various industries including aerospace and energy [18] - The company reported a revenue of 7.72 billion yuan in Q1 2025, a 2.95% increase year-on-year [19] - The demand for high-precision forging products is expected to grow, improving the company's product structure and profitability [19] - China's energy cost advantages in electricity and natural gas may help the company capture overseas market share [20]

Group 1 - The core point of the article highlights the performance and holdings of the Invesco Great Wall State-Owned Enterprise Value Mixed A fund, which has shown positive returns since its inception [1] - The fund's latest net value is 1.3793 yuan, with a weekly return of 2.43%, a three-month return of 12.44%, and a year-to-date return of 14.46% [1] - The fund was established on May 30, 2023, and as of June 30, 2025, it has a total scale of 295 million yuan [1] Group 2 - The top ten stock holdings of the fund include Zijin Mining, China Mobile, Shenhuo Holdings, Tencent Holdings, China National Offshore Oil Corporation, Chuan Yi Co., Ltd., Sinopharm Holdings, Zhuhai Yinhai Group, Yun Aluminum, and CRRC Corporation, with a combined holding percentage of 52.32% [1]