Core Viewpoint - Bohai Chemical announced a routine maintenance shutdown of its PDH unit, which is expected to last approximately 30 days, starting from October 13, 2025, and extending until the end of February 2026 due to coordination with new projects [1] Group 1: Company Operations - Bohai Chemical's wholly-owned subsidiary, Tianjin Bohai Petrochemical Co., Ltd., will conduct maintenance on its PDH unit with a capacity of 600,000 tons per year [1] - The maintenance is part of the annual plan and is necessary to ensure stable production operations in light of new projects for acrylic esters and superabsorbent polymer materials [1] Group 2: Project Coordination - The PDH unit's maintenance period will be extended to facilitate equipment and utility coordination with the new acrylic esters and superabsorbent polymer projects [1] - The expected resumption of production for the PDH unit is at the end of February 2026 [1]

Core Viewpoint - Tianwei Technology is currently supplying single-walled and multi-walled carbon nanotubes to Samsung Group in South Korea, indicating a strong client relationship and potential for growth in the advanced materials sector [1] Company Summary - Tianwei Technology confirmed that Samsung Group is one of its clients, highlighting its involvement in the supply of carbon nanotubes [1]

1. Report Industry Investment Rating - No information provided in the report 2. Core Viewpoints of the Report - For PTA, the short - term spot price is expected to fluctuate with the cost side, and the spot basis will fluctuate within a range. Attention should be paid to device changes [5]. - For MEG, the medium - to long - term inventory build - up pressure still exists. In the short term, the price center of gravity is expected to operate weakly, with continuous upward pressure [7]. 3. Summaries According to the Table of Contents 3.1 Previous Day Review - No specific review content provided 3.2 Daily Tips - No specific tip content provided 3.3 Today's Focus - No specific focus content provided 3.4 Fundamental Data - **PTA**: The previous day's futures fluctuated and closed higher. The spot market negotiation atmosphere was fair, the spot basis slightly strengthened, and the far - month basis increased. The mainstream spot basis today is 01 - 70. The PTA factory inventory is 3.97 days, a decrease of 0.12 days compared to the previous period. The 20 - day moving average is upward, and the closing price is above the 20 - day moving average. The main positions have turned from net short to net long [5][6]. - **MEG**: On Wednesday, the price center of gravity of ethylene glycol was weakly adjusted, and the market trading was fair. The spot basis rebounded to a premium of 28 - 29 yuan/ton over the 01 contract at the end of the session. The total inventory in East China is 62.2 tons, an increase of 5.7 tons compared to the previous period. The 20 - day moving average is downward, and the closing price is below the 20 - day moving average. The main positions are net short, and the short positions have increased [7]. 3.5 Price - The price data of various products such as naphtha, PX, PTA, MEG, and polyester products on November 19 and 18, 2025, are given, including spot prices, futures prices, basis, and processing fees [12]. 3.6 Inventory Analysis - The inventory data of PTA, MEG, PET slices, and polyester products in different periods from 2021 - 2025 are presented, such as the available days of in - factory inventory and port inventory [40][42][45]. 3.7 Polyester Upstream and Downstream开工率 - The operating rate data of PTA, PX, ethylene glycol, polyester, and textile enterprises in the polyester industry chain from 2021 - 2025 are provided [52][54][56][57]. 3.8 Profit - The profit data of PTA, MEG, and polyester products from 2022 - 2025 are given, including processing fees and production gross profits [58][61][63][65][66][68]

Market Overview - On November 18, the A-share market saw a general decline, with the Shanghai Composite Index down by 0.81%, the Shenzhen Component Index down by 0.92%, and the ChiNext Index down by 1.16% [1] - The total market turnover was 19,261 billion RMB, showing a slight increase compared to the previous trading day [1] Index Performance - Among major indices, the STAR 50 Index rose by 0.29%, while other indices like the ChiNext 50 and the CSI 1000 saw declines of 1.11% and 1.00% respectively [2] - Year-to-date performance shows the STAR 20 Index up by 37.31%, while the ChiNext Index has increased by 49.90% [2] Sector Performance - In terms of sector performance, Media (1.60%), Computer (0.93%), and Electronics (0.12%) sectors showed the highest gains, while Coal (-3.17%), Electrical Equipment (-2.97%), and Steel (-2.85%) sectors experienced the largest declines [6] Fund Flow - On the fund flow front, the Hong Kong Technology sector saw a net inflow of 2.719 billion RMB, followed by Gold with 1.930 billion RMB and ChiNext with 1.492 billion RMB [7] - In the past week, Gold and Hong Kong Technology consistently attracted significant net inflows, indicating a prevailing risk-averse sentiment among investors [7][8] AI and Digital Infrastructure - Google launched the Gemini 3 Pro preview on November 19, enhancing its AI capabilities across its product suite, while Baidu reported over 50% year-on-year growth in its AI business revenue for Q3 2025 [9] - The Ministry of Industry and Information Technology issued guidelines for building high-standard digital parks, aiming to establish around 200 parks by 2027, which will enhance AI and data service applications [10] Media Sector Insights - AI-generated content, such as AI manga, is becoming increasingly profitable, with net profits ranging from 200,000 to 300,000 RMB for paid versions, while free versions yield around 100,000 RMB [11] - Major tech companies are focusing on AI applications in advertising, which is expected to enhance return on investment (ROI) and increase advertising prices [11] Chemical Sector Developments - The surge in the energy storage market has led to a rapid increase in demand for lithium battery materials, with significant price hikes reported for lithium hexafluorophosphate and lithium iron phosphate [11] - Analysts predict a favorable profit outlook for lithium materials, with potential price increases expected across various battery types by the end of the year [11]

来源：市场资讯 （来源：钛资讯） 03 01 后市预测 国内硫酸市场价格 本周国内硫酸市场继续呈高位上行趋势，受原料硫磺、硫铁矿价格高位且上涨，酸企成本压力明显，部 分地区工厂多存检修或恢复计划，市场短期整体供应变化不大；下游磷肥市场因政策影响，开工率有所 提升，对硫酸高价有一定支撑；但化工行业需求仍低迷，市场后期开工率预计下降，企业接受能力预计 将逐步转弱；整体来看，硫酸市场在利多大于利空因素影响下，后期价格仍存上涨预期。 今日国内硫酸市场价格上涨80元/吨，截至目前，河北地区98%硫磺酸出厂价格在940-1070元/吨，98% 矿石酸出厂价格在900-980元/吨，河南地区98%冶炼酸出厂价格在700-760元/吨；受硫磺价格持续上 涨，硫酸市场延续上行走势，国内山东、河北、安徽等地区价格陆续上涨，国内酸价普遍上调，市场看 涨情绪浓；近期硫酸市场供不应求，下游行业开工分化，对硫酸维持刚需，市场成交依旧良好，推涨意 愿较强，硫酸市场继续维持上行趋势。 | 制酸种类 | 市场 | 制酸种类 | 11月17日 | 11月18日 | 张肤幅 | | --- | --- | --- | --- | --- | -- ...

Group 1 - The Sci-Tech Innovation 50 Index opened lower on November 18 but later rose, closing at 1357.93 points with a gain of 0.29% and a total trading volume of approximately 612.2 billion yuan [1] - The Sci-Tech Comprehensive Index experienced a decline of 0.20%, closing at 1596.41 points with a total trading volume of 1869 billion yuan [2] - Among the 592 stocks in the Sci-Tech Board, high-priced stocks mostly rose while low-priced stocks mostly fell, with semiconductor and software service stocks showing strong performance [2] Group 2 - Hengkun New Materials was listed on the Sci-Tech Board on November 18 with an issuance price of 14.99 yuan per share and a price-to-earnings ratio of 71.42 times, closing up 74.41% from the issuance price with a trading volume of approximately 11.1 billion yuan [2] - Excluding Hengkun New Materials, the average decline for the remaining 592 stocks on the Sci-Tech Board was 0.58%, with an average turnover rate of 2.62% and a total trading volume of approximately 1846.08 billion yuan [2] - In terms of individual stock performance, Longxun Co. and Guangyun Technology reached the daily limit, while Huasheng Lithium fell by 17.44%, marking the largest decline [2]

Core Viewpoint - Hengguang Co., Ltd. experienced a 5.02% decline in stock price, closing at 26.32 CNY per share, with a trading volume of 124 million CNY and a turnover rate of 4.40%, resulting in a total market capitalization of 2.9 billion CNY [1]. Company Overview - Hengguang Co., Ltd. is located in Huaihua City, Hunan Province, and was established on December 18, 2008. The company was listed on November 18, 2021. Its main business involves the research, production, and sales of sulfur and chlorine chemical product chains [1]. - The revenue composition of Hengguang Co., Ltd. is as follows: 72.00% from chlorine chemical products, 27.77% from sulfur chemical products, and 0.23% from other supplementary sources [1]. Shareholder Information - According to data, a fund under Nuoan Fund ranks among the top ten circulating shareholders of Hengguang Co., Ltd. The Nuoan Multi-Strategy Mixed A Fund (320016) entered the top ten circulating shareholders in the third quarter, holding 625,500 shares, which accounts for 0.6% of the circulating shares. The estimated floating loss today is approximately 869,400 CNY [2]. - The Nuoan Multi-Strategy Mixed A Fund (320016) was established on August 9, 2011, with a latest scale of 1.855 billion CNY. Year-to-date returns are 79.02%, ranking 162 out of 8140 in its category; the one-year return is 80.42%, ranking 147 out of 8057; and since inception, the return is 245.5% [2]. - The fund manager of Nuoan Multi-Strategy Mixed A Fund is Kong Xianzheng, who has a cumulative tenure of 4 years and 358 days. The total asset scale under his management is 5.608 billion CNY, with the best fund return during his tenure being 93.84% and the worst being -16.74% [2].

Group 1: Industry Performance - The petrochemical index saw an overall increase, with six indices rising and only the chemical machinery index declining by 4.02% [1] - The chemical raw materials index rose by 3.44%, the pharmaceutical index increased by 3.09%, and the pesticide and fertilizer index went up by 3.18% [1] - In the oil sector, the oil processing index increased by 1.84%, the oil extraction index rose by 1.42%, and the oil trading index surged by 7.39% [1] Group 2: Commodity Prices - International crude oil prices experienced slight upward fluctuations, with WTI settling at $60.09 per barrel, up 0.57% from November 7, and Brent at $64.39 per barrel, up 1.19% [1] - The top five petrochemical products with the highest price increases included DMC (up 18.18%), natural rubber (up 13.22%), D4 (up 13.04%), 107 glue (up 12.71%), and methyl acrylate (up 8.03%) [1] - The five petrochemical products with the largest price declines were isooctyl acrylate (down 7.69%), 2,4-dichlorophenoxyacetic acid (down 4.29%), dichloromethane (down 3.64%), diethylene glycol (down 3.53%), and vitamin D3 (down 3.33%) [1] Group 3: Capital Market Performance - The top five listed chemical companies with the highest stock price increases were Shida Shenghua (up 43.44%), Yongtai Technology (up 33.89%), Aoke Shares (up 23.36%), Taihe Technology (up 23.59%), and Kaisheng New Materials (up 23.03%) [2] - The five listed chemical companies with the largest stock price declines included Xiangyuan New Materials (down 15.42%), Xinhang New Materials (down 14.15%), Dongcai Technology (down 13.52%), Kaili New Materials (down 12.60%), and Asia-Pacific Industry (down 11.16%) [2]

Report Summary 1. Report Industry Investment Rating No relevant content provided. 2. Core View of the Report - The domestic futures market on November 17, 2025, showed a mixed performance. Some commodities like lithium carbonate and shipping index (European line) rose, while others such as silver and gold futures declined. Different commodities have their own supply - demand situations and market factors affecting their price trends [6][8]. 3. Summary by Commodity Metals - **Copper**: Copper prices showed a weak - upward trend. Although copper mines were in short supply, the increase in scrap copper and partial resumption of smelters led to an upward trend in production. Demand was transitioning from peak to off - peak season. Overall, copper was expected to be in a strong - oscillatory state, and attention should be paid to US economic data and interest - rate cut probabilities [10][12]. - **Lithium Carbonate**: It had a strong performance, hitting the daily limit. Supply was increasing, and demand was strong due to the performance of energy - storage batteries. The market was in a tight - balance state, supporting the strong performance of the lithium carbonate futures [13]. - **Silver and Gold**: Silver futures dropped by over 4%, and gold futures fell by over 3% [8]. Energy - **Crude Oil**: The supply - surplus situation was exacerbated by OPEC +'s production increase in the fourth quarter, and demand was weakening. Saudi Aramco lowered prices, and US production reached a record high. It was expected that crude oil prices would oscillate weakly [14][15]. - **Asphalt**: Supply decreased, and demand was weakening. With the supply - surplus situation of crude oil, asphalt prices were expected to oscillate weakly [16]. Chemicals - **PP**: Although downstream demand was in the peak season, the follow - up of orders was limited. With the supply - surplus situation of crude oil, PP prices were expected to oscillate weakly [18]. - **Plastic**: The开工 rate was stable, but downstream demand was weakening. With the supply - surplus situation of crude oil, plastic prices were expected to oscillate weakly [19]. - **PVC**: Supply was still at a relatively high level, and demand was weak. With the upcoming implementation of anti - dumping duties in India, PVC prices were expected to oscillate and face pressure [21]. Coal - **Coking Coal**: Prices showed an upward trend. Although there were short - term factors affecting supply, the overall supply was expected to be in a tight - balance state. Market sentiment was boosted by macro - policy expectations [22][23]. Others - **Urea**: Supply was relatively loose, but the release of export quotas supported the market. It was expected that the Indian tender situation would affect the domestic urea market sentiment [24].

Agricultural Products Market - The national market price of edible agricultural products increased by 0.4% from the previous week [1] - The average wholesale price of 30 types of vegetables was 5.69 yuan per kilogram, rising by 1.4%, with notable increases in prices of chives (14.8%), cabbage (8.4%), and asparagus lettuce (5.3%) [1] - The average wholesale price of 6 types of fruits saw a slight increase, with watermelon, grapes, and apples rising by 3.5%, 2.8%, and 0.3% respectively [1] - Wholesale prices of aquatic products slightly increased, with large hairtail, large yellow croaker, and silver carp rising by 0.8%, 0.8%, and 0.7% respectively [1] - Poultry product wholesale prices increased, with broiler chicken and eggs rising by 0.2% and 0.1% respectively [1] - Grain and oil wholesale prices showed slight fluctuations, with peanut oil rising by 0.1%, while rice and soybean oil decreased by 0.2% and 0.1% respectively [1] - Meat wholesale prices experienced minor fluctuations, with pork priced at 18.60 yuan per kilogram, decreasing by 0.5%, while beef and lamb increased by 0.1% [1] Production Materials Market - Coal prices saw a slight increase, with thermal coal, coking coal, and anthracite rising to 779 yuan, 1058 yuan, and 1164 yuan per ton, increasing by 1.4%, 0.5%, and 0.3% respectively [2] - Basic chemical raw material prices predominantly increased, with sulfuric acid and soda ash rising by 1.5% and 0.6%, while methanol and polypropylene decreased by 0.7% and 0.3% [2] - Prices of non-ferrous metals showed slight fluctuations, with copper decreasing by 1.7%, while zinc and aluminum increased by 0.9% and 0.7% respectively [2] - Refined oil wholesale prices remained stable with slight declines, as 0 diesel remained unchanged, while 95 and 92 gasoline decreased by 0.3% [2] - Fertilizer prices slightly decreased, with urea dropping by 0.4%, while compound fertilizers remained stable [2] - Steel prices experienced a slight decline, with hot-rolled strip steel, rebar, and high-speed wire rod priced at 3490 yuan, 3313 yuan, and 3513 yuan per ton, decreasing by 0.8%, 0.7%, and 0.5% respectively [2] - Rubber prices saw a slight decrease, with synthetic rubber and natural rubber falling by 2.5% and 1.5% respectively [2]