每经AI快讯，有投资者在投资者互动平台提问：公司有没有材料用在AI手机上？ （文章来源：每日经济新闻） 聚赛龙（301131.SZ）12月4日在投资者互动平台表示，公司开发的相关材料可应用于手机外壳、中框 等。除此以外，公司业务不涉及AI手机其它相关部件的核心技术。公司始终专注于改性塑料领域，一 直专业从事改性塑料的研发、生产和销售，主要产品包括各类改性通用塑料、改性工程塑料、改性特种 工程塑料等。 ...

【冠通期货研究报告】 PVC日报：震荡下行 发布日期：2025年12月04日 【行情分析】 上游西北地区电石价格稳定。目前供应端，PVC开工率环比增加1.39个百分点至80.22%，PVC开工 率继续增加，仍处于近年同期偏高水平。PVC下游开工率基本稳定。印度将关于PVC的BIS政策终止， 对于中国出口PVC至印度的担忧有所缓解。印度反倾销税也大概率取消，PVC以价换量，只是中国台 湾台塑12月份报价普遍下跌30-60美元/吨，上周出口签单环比回落。上周社会库存小幅增加，目前 仍偏高，库存压力仍然较大。2025年1-10月份，房地产仍在调整阶段，投资、新开工、竣工面积同 比降幅仍较大，投资、销售、新开工、竣工等同比增速进一步下降。30大中城市商品房周度成交面 积环比回升，但仍处于近年同期最低水平附近，房地产改善仍需时间。氯碱综合利润仍为正值，PVC 开工率同比往年偏高。同时新增产能上，40万吨/年的天津渤化已满负荷生产，30万吨/年的甘肃耀 望和30万吨/年的嘉兴嘉化试车后低负荷运行。国家发展改革委会同有关部门及相关行业协会召开会 议，研究制定价格无序竞争成本认定标准等相关工作，给予大宗商品一定提振。但山东恒 ...

Report Industry Investment Rating - No relevant content provided Core View of the Report - The plastics supply and demand pattern remains unchanged, the trading atmosphere is weak, and there is no further macro - level positive news. It is expected that plastics will show a weak and volatile trend in the near future [1] Summary by Related Catalogs Market Analysis - On December 4th, new maintenance devices such as Yulong Petrochemical's HDPE Line 2 restarted, and the plastics operating rate rose to around 89%, at a neutral level. As of the week ending November 28th, the downstream operating rate of PE decreased by 0.39 percentage points to 44.3% week - on - week. The agricultural film season is coming to an end, orders are decreasing, and the overall downstream operating rate of PE is still at a relatively low level compared to the same period in previous years. Petrochemical inventory is at a relatively high level compared to the same period in previous years. The cost - end crude oil price is oscillating at a low level. With new production capacity put into operation, it is expected that the downstream operating rate will decline, downstream purchasing willingness is insufficient, and traders are cautious about the future market. Although relevant meetings have given some boost to bulk commodities, the overall supply - demand pattern of plastics remains unchanged [1] Futures and Spot Market Conditions Futures - The plastics 2601 contract decreased in position, oscillated, and declined. The lowest price was 6,753 yuan/ton, the highest price was 6,818 yuan/ton, and it finally closed at 6,776 yuan/ton, below the 60 - day moving average, with a decline of 0.53%. The position volume decreased by 16,226 lots to 386,484 lots [2] Spot - Most of the PE spot market declined, with price changes ranging from - 50 to + 0 yuan/ton. LLDPE was reported at 6,740 - 7,070 yuan/ton, LDPE at 8,520 - 9,180 yuan/ton, and HDPE at 6,850 - 7,600 yuan/ton [3] Fundamental Tracking - Supply: On December 4th, new maintenance devices such as Yulong Petrochemical's HDPE Line 2 restarted, and the plastics operating rate rose to around 89%, at a neutral level [4] - Demand: As of the week ending November 28th, the downstream operating rate of PE decreased by 0.39 percentage points to 44.3% week - on - week. The agricultural film season is coming to an end, orders are decreasing, and the overall downstream operating rate of PE is still at a relatively low level compared to the same period in previous years [1][4] - Inventory: On Thursday, the early petrochemical inventory decreased by 15,000 tons to 685,000 tons week - on - week, 65,000 tons higher than the same period last year. Currently, petrochemical inventory is at a relatively high level compared to the same period in previous years [4] - Raw materials: The Brent crude oil 02 contract oscillated around $63/barrel. The price of Northeast Asian ethylene remained flat at $720/ton week - on - week, and the price of Southeast Asian ethylene also remained flat at $740/ton week - on - week [4]

Core Insights - The primary form of plastic production in Fujian Province reached 723,000 tons in August 2025, reflecting a year-on-year growth of 9.1%, although this growth rate has slowed by 17.8 percentage points compared to the same period last year [1] - For the period from January to August 2025, the total production of primary form plastics was 5.429 million tons, with a year-on-year increase of 14.6%, which is a decrease of 11.3 percentage points from the previous year [1] Group 1: August 2025 Production Data - The primary form of plastic production in Fujian Province was 723,000 tons [1] - Year-on-year growth for August 2025 was 9.1% [1] - The growth rate for August 2025 was 17.8 percentage points lower than the same month last year and 3.7 percentage points lower than the national average [1] Group 2: January to August 2025 Production Data - The cumulative production of primary form plastics from January to August 2025 was 5.429 million tons [1] - This period saw a year-on-year growth of 14.6% [1] - The growth rate for this period was 11.3 percentage points lower than the previous year, but 3.0 percentage points higher than the national average [1]

Report Industry Investment Rating - Unilateral: Neutral; short-term cost support, limited rebound space under weak supply-demand pattern, likely to fluctuate in the bottom range [4] - Inter-period: LL01 - 05 sell high and buy low; PP01 - 05 sell high and buy low [4] - Inter-variety: None [4] Core Viewpoints - PE faces supply pressure due to low maintenance, new capacity release, and entering the demand off-season, resulting in a pattern of increasing supply and weakening demand, with limited short-term rebound space [2] - PP has a short-term weak supply-demand situation, with supply pressure from existing devices and insufficient demand follow - up. The expected rebound height of the futures market is limited, and attention should be paid to cost disturbances [3] Summary by Directory 1. Polyolefin Basis Structure - Figures display plastic and polypropylene main contracts and LL East China basis [11][8] 2. Production Profit and Operating Rate - PE production profit (crude oil), PE capacity utilization rate, PP production profit (crude oil), PP production profit (PDH method), polypropylene capacity utilization rate, and PP weekly output are presented [16][19][25] 3. Polyolefin Non - Standard Price Difference - HD injection - LL East China, HD blow - molding - LL East China, HD film - LL East China, LD East China - LL, PP low - melt co - polymer - drawn wire East China, and PP homopolymer injection - drawn wire East China price differences are shown [6][29][32] 4. Polyolefin Import and Export Profits - LL and PP import and export profits, as well as price differences between overseas regions and China, are provided [37][41][57] 5. Polyolefin Downstream Operating Rate and Downstream Profit - PE downstream agricultural film, packaging film, and winding film operating rates, PP downstream plastic weaving, BOPP, and injection molding operating rates, and PP downstream plastic weaving and BOPP production gross margins are presented [58][63][70] 6. Polyolefin Inventory - PE and PP inventory in oil - based enterprises, coal - chemical enterprises, traders, and ports are shown [72][77][81]

Overall Overview - As of August 31, 2025, there are 431 chemical companies listed on A-shares, covering 1 primary industry, 7 secondary industries, and 33 tertiary industries [4][5] - The chemical industry is currently in a new phase of innovation-driven and globalization development, with significant differentiation in sub-sectors, where chemical products occupy a core position [1][19] - The regional distribution shows that Zhejiang, Shandong, and Jiangsu are leading, forming a tiered distribution [1][19] Market Performance - Chemical prices experienced fluctuations in 2024 and continued to operate at low levels in 2025, with significant price spread volatility [1][19] - Stock prices underperformed compared to the broader market, with valuations remaining at historical lows [1][19] - There is a notable divergence in market capitalization, with leading companies and high-growth stocks performing prominently [1][19] Operating Conditions - Revenue shows resilience in scale, but net profit attributable to shareholders exhibits structural differences, with profit growth still negative but significantly narrowing [1][19] - Profitability is under pressure, reflecting a transitional phase in the industry, with operational capabilities showing significant differentiation [1][19] - The asset-liability ratio has increased, indicating that financial strategies are gradually adapting to the needs of industrial upgrades [1][19] Capital Operations - IPOs and additional issuances have contracted significantly, with capital focusing on quality tracks and core projects [2][12] - Bond financing has seen a mild recovery, with funds concentrating on quality projects and leading enterprises [2][12] Capacity Construction - Capital expenditures have contracted year-on-year, with fixed asset growth slowing down, and significant differences exist among various sub-sectors [2][12] - The construction of ongoing projects is steadily increasing, but the growth rate is slowing, highlighting a pronounced concentration effect among leading enterprises [2][12] Technological Innovation - Overall investment in technological innovation has increased, with resources concentrating on high-end fields and specialized enterprises [2][12] - The proportion of R&D personnel continues to rise, with significant differentiation between industries and companies [2][12] International Development - Overseas revenue is steadily recovering, but performance varies across sub-sectors, with leading companies deeply integrated into the global market [2][12] - The structure of foreign investment holdings is increasingly differentiated, with high-tech companies receiving focused allocations [2][12] Policy Guidance - Encouraging policies focus on green low-carbon, high-end, and park-intensive development, while restrictive policies strengthen the clearance of backward production capacity and inefficient layouts [2][12] - Capital market policies support high-end green transformation, guiding capital towards strategic fields [2][12] Case Insights - Wanhua Chemical builds a scale moat through integrated layout and global expansion, while New Hecheng achieves counter-cyclical growth through technological barriers and specialized routes [2][12] - Upstream New Materials shows a speculative premium disconnected from fundamentals, highlighting the importance of profit realization for valuation support [2][12]

1. Report Industry Investment Rating No information provided. 2. Core View of the Report The plastics market is expected to have limited upside space in the near term due to an overall unchanged supply - demand pattern, despite some support from policies. The开工率 of plastics has slightly declined, downstream demand is weakening, and the inventory is at a relatively high level compared to the same period in previous years [1]. 3. Summary According to Relevant Catalogs 3.1行情分析 - On December 3rd, new maintenance devices were added, and the plastics开工率 dropped to around 88.5%, at a neutral level [1][4] - As of the week ending November 28th, the PE downstream开工率 decreased by 0.39 percentage points to 44.3%, remaining at a relatively low level compared to the same period in previous years [1][4] - Petrochemical inventory is at a relatively high level compared to the same period in previous years, and the cost - end crude oil price is oscillating at a low level [1] - New production capacities were put into operation, and it is expected that the downstream开工率 will decline in the future, with weak procurement willingness from downstream enterprises [1] - The National Development and Reform Commission's meeting gave some boost to bulk commodities, but the overall supply - demand pattern of plastics remains unchanged [1] 3.2期现行情 3.2.1 Futures - The plastics 2601 contract oscillated with a position reduction, closing at 6808 yuan/ton, down 0.19%, and the position decreased by 4354 lots to 402710 lots [2] 3.2.2 Spot - Most PE spot markets declined, with price changes ranging from - 100 to + 0 yuan/ton, and different types of PE had different price ranges [3] 3.3基本面跟踪 - Supply: On December 3rd, new maintenance devices were added, and the plastics开工率 dropped to around 88.5%, at a neutral level [4] - Demand: As of the week ending November 28th, the PE downstream开工率 decreased by 0.39 percentage points to 44.3%, with orders in the agricultural film and packaging film sectors declining [4] - Inventory: On Wednesday, the petrochemical early - morning inventory decreased by 3.5 tons to 70 tons, 5.5 tons higher than the same period last year [4] - Raw materials: Brent crude oil 02 contract oscillated around 63 dollars/barrel, and ethylene prices in Northeast Asia and Southeast Asia remained flat [4]

PP2601合约减仓震荡运行，最低价6361元/吨，最高价6417元/吨，最终收盘于6382元/吨， 在20日均线下方，跌幅0.39%。持仓量减少9112手至459901手。 现货方面： 【冠通期货研究报告】 PP日报：震荡运行 发布日期：2025年12月03日 【行情分析】 PP下游开工率环比上涨0.26个百分点至53.83%，处于历年同期偏低水平。但其中拉丝主力下游塑 编开工率环比下降0.14个百分点至44.1%，塑编订单环比持平，略低于去年同期。12月3日，东莞巨正 源一期二线、独山子石化老二线等检修装置重启开车，PP企业开工率上涨至82%左右，处于中性偏低 水平，标品拉丝生产比例上涨至31%左右。月初石化累库较多，目前石化库存处于近年同期偏高水平。 成本端，俄罗斯副总理诺瓦克表示，美国及西方最新实施的制裁并未对俄罗斯的石油产量造成影响， 另外特朗普政府极力促成俄乌停火，泽连斯基表明对和谈持开放态度，不过近期俄乌和谈达成可能 性不大，原油价格低位震荡。供应上，新增产能40万吨/年的中石油广西石化10月中旬投产，近期检 修装置略有减少。下游进入旺季尾声，塑编等订单跟进持续性有限，BOPP膜价格下跌，市场缺 ...

Group 1 - Dongfang Electric announced that three executives plan to reduce their holdings by a total of no more than 30,000 shares due to personal financial needs [1] - Yahu Pharmaceutical's APL-1401 clinical trial data was presented at the 19th European Colorectal Congress, indicating progress in treating moderate to severe ulcerative colitis [1] - Guizhou Bai Ling's actual controller is under investigation by the China Securities Regulatory Commission for insider trading and information disclosure violations [3] Group 2 - Bairen Medical's ePTFE pericardial membrane product has been approved for registration, ending the reliance on imports for this product in the domestic market [4] - Qianxin received approval for a total of 2 billion yuan in technology innovation bonds, with plans to issue medium-term notes and short-term financing bonds [6] - Tengjing Technology's shareholder plans to reduce holdings by no more than 1.96% of the company's shares [7] Group 3 - Yuntianhua's subsidiary is required to pay 386 million yuan in overdue taxes and penalties, which will impact the company's net profit for 2025 [8] - Jianyou Pharmaceutical's propofol emulsion injection has received FDA approval in the United States [9] - Suzhou Gaoxin successfully acquired land use rights for a residential project for 360 million yuan [9] Group 4 - Chalco International's subsidiary won a bid for a 3.03 billion yuan electrolytic aluminum project [11] - Tai Long Pharmaceutical's stock will continue to be suspended due to potential changes in control as the major shareholder is planning a share transfer [12] - Qianli Technology reported a 63.44% year-on-year increase in automobile sales for November, although new energy vehicle sales decreased by 43.98% [13] Group 5 - Fosun Pharma's innovative drug FXS0887 has received approval for a Phase I clinical trial for advanced malignant solid tumors [14] - Guoen Co. has obtained approval for a project to produce 20,000 square meters of aviation-grade acrylic glass, with a total investment of 560 million yuan [15] - Guofa Co.'s chairman resigned due to personal reasons [17] Group 6 - Shanghai Construction won a bid for a state-owned construction land use right for 264 million yuan [18] - Weixin Kang's subsidiary received approval for a clinical trial of lidocaine cream for local anesthesia [20] - Sanxing Medical's subsidiary is a candidate for a 152 million yuan transformer procurement project for the State Grid [20] Group 7 - People's Daily announced the resignation of its president due to work changes, while retaining other leadership roles [21] - Beibu Gulf Port reported a 0.29% year-on-year increase in cargo throughput for November [22] - Chongqing Construction won three engineering projects with a total value of approximately 2.773 billion yuan [23] Group 8 - Xingyu Co. is planning to issue H-shares and list on the Hong Kong Stock Exchange [24] - Huajian Group signed a design contract worth 160 million yuan for a comprehensive project [25] - Wankai New Materials plans to invest 350 million yuan in a technical transformation project for producing 100,000 tons of adipic acid [26] Group 9 - Kaipuyun received a government subsidy of 18 million yuan, which is 87.43% of its net profit for the last audited fiscal year [28] - Ningbo Port expects a 10.8% year-on-year increase in container throughput for November [30] - An Cai High-Tech plans to invest 498 million yuan to upgrade its photovoltaic glass production line [32] Group 10 - Shunhao Co. stated that its existing business has not generated synergies with the rail business, which faces various risks [34] - Yihualu plans to publicly transfer 35% of its stake in Liaoyun Company [35] - ST Wanfang's shareholder plans to reduce holdings by no more than 3% of the company's shares [36] Group 11 - Youyou Food's shareholder plans to reduce holdings by no more than 110,000 shares [38] - Hengtong Optic-Electric's incentive fund has spent 49.98 million yuan to purchase company shares [41] - Zoli Pharmaceutical plans to issue convertible bonds to raise no more than 1.556 billion yuan for various projects [42]

基础化工/塑料 万凯新材（301216.SZ） rPET、草酸项目取得新进展，打造多元业绩增长点 2025 年 12 月 03 日 投资评级：买入（维持） | 日期 | 2025/12/2 | | --- | --- | | 当前股价(元) | 18.20 | | 一年最高最低(元) | 21.99/9.37 | | 总市值(亿元) | 105.59 | | 流通市值(亿元) | 99.79 | | 总股本(亿股) | 5.80 | | 流通股本(亿股) | 5.48 | | 近 3 个月换手率(%) | 205.0 | 股价走势图 数据来源：聚源 -30% 0% 30% 60% 90% 120% 2024-12 2025-04 2025-08 万凯新材 沪深300 相关研究报告 《Q3 业绩同环比增长，反内卷及新材 料布局打开成长空间 —公司信息更 新报告》-2025.10.29 《公司盈利拐点确立，多元增长极打 开成长空间—公司信息更新报告》 -2025.8.28 《聚酯瓶片主业底部向上，多元增长 极共塑未来 —公司首次覆盖报告》 -2025.8.21 请务必参阅正文后面的信息披露和法律声明 1 / 4 ...