（1） 福建工业园 根据化工企业生产工艺的要求，为确保生产装置安全有效运行，按照年度计划，本公司福建工业园 80 万吨/年 MDI 装置、36 万吨/年 TDI 装置、40 万 吨/年 PVC 装置及相关配套装置 将于 2025年6月5日 开始停产检修，预计检修 45 天 左右。 【DT新材料】 获悉，近日， 万华化学 公告，公司 福建工业园 80万吨/年MDI装置、36万吨/年TDI装置、40万吨/年PVC装置 以及 烟台产业园 100万 吨/年乙烯一期装置 将于 6月 开始停产检修。 说明： 本文部分素材来自于万华化学公司 官网及网络公开信息，由作者重新编写，转载请备注来源，本平台发布仅为了传达一种不同观点，不代表对该观点赞同或支 持。如果有任何问题，请联系我们：dtmaterial （微信）15355132586 （2） 万华化学烟台产业园 100 万吨/年乙烯一期装置为实现原料多元化，将于 2025年6月3日 开始停产进行技术改造，改造周期约 5个月 。在此期间，烟台产业园120万吨/年乙烯 二期装置正常生产，以尽量满足客户的需求。 主办单位 浙江省 生物基高分子材料重点实验室 宁波德泰中研信息科技有 ...

Group 1 - Hongchuang Holdings plans to acquire 100% equity of Shandong Hongtuo Industrial for 63.518 billion yuan, transforming from a single aluminum deep processing business to a full industry chain including electrolytic aluminum, alumina, and aluminum deep processing [3] - LIZHU Group intends to acquire 64.81% of Vietnam's Imexpharm Corporation for approximately 1.587 billion yuan, enhancing its presence in the pharmaceutical sector [4][5] - China Power Construction reported a new contract amount of 386.49 billion yuan from January to April, a year-on-year decrease of 4.9% [7] Group 2 - Wanhua Chemical announced a scheduled maintenance for its production facilities, including a five-month technical upgrade for its Yantai ethylene unit, which will not significantly impact operations [8] - Changhong High-Tech received a warning letter from the Ningbo Securities Regulatory Bureau for failing to disclose related party transactions in a timely manner [9] - Highgreat plans to invest 10 million yuan in Blue Core Computing, which focuses on RISC-V architecture chips [10] Group 3 - Xidi Micro plans to increase capital by 30 million USD in its wholly-owned subsidiary Hong Kong Xidi Micro to support its expanding business [12] - Bichuang Technology lost its high-tech enterprise qualification, resulting in an increase in corporate income tax rate from 15% to 25% for the years 2023 to 2025 [13] - Tonghua Dongbao intends to transfer 5.7% of its shares in Xiamen Tebao Biological Engineering for a total of 1.301 billion yuan [16] Group 4 - Tian Tie Technology signed a strategic cooperation agreement with Shenzhen Xinjie Energy to collaborate on solid-state battery lithium metal anode materials [23] - Nanjing Port disclosed that its stock trading has shown signs of market sentiment overheating, indicating potential irrational trading behavior [24] - Zhongnan Media signed a government procurement contract worth 1.009 billion yuan, ensuring stable revenue for its main business [25]

Group 1 - Daqian Ecology announced that shareholder Xinhua Publishing Group plans to reduce its stake by up to 4,071,600 shares, representing no more than 3% of the total share capital [2] - Vice President Wang Zheng'an intends to reduce his holdings by up to 410,798 shares, which is no more than 25% of his total holdings and approximately 0.3027% of the company's total share capital [2] - The reduction period is set from June 16, 2025, to September 15, 2025 [2] Group 2 - Sanofi's stock has experienced a significant increase, with a cumulative rise of over 30% in two consecutive trading days and over 100% in four consecutive trading days, indicating abnormal trading fluctuations [2] - The company has entered into a collaboration with Pfizer for the 707 project, which involves a dual-specific antibody product targeting PD-1 and VEGF, with uncertain sales milestone payments and royalties based on market conditions [2] - The actual receipt of sales milestone payments and royalties is subject to uncertainties related to drug demand, market competition, and sales channels [2] Group 3 - Xinhua Insurance announced a commitment to invest 10 billion yuan in the second phase of the Honghu Fund, which has a total fund size of 20 billion yuan [3] - The establishment of the fund is pending regulatory procedures, and the implementation timeline may vary [3] - Sany Heavy Industry has submitted an application for H-share issuance and listing on the Hong Kong Stock Exchange, with the application materials being subject to updates [3] Group 4 - Laisentongling's stock has seen a 33.17% increase over three consecutive trading days, with a turnover rate of 40.49%, indicating potential speculative trading [3] - The company confirmed that its main operations remain stable, with no significant changes in daily operations or major contracts signed recently [3] - The production costs and sales conditions are reported to be normal [3]

Group 1 - Yong'an Pharmaceutical announced that its stock price has seen a significant short-term increase, indicating a risk of market sentiment overheating, although there are no major changes in the company's fundamentals [3] - China Power Construction reported that from January to April 2025, the company signed new contracts worth 386.49 billion yuan, a decrease of 4.9% year-on-year [4] - Wanhua Chemical announced a scheduled maintenance for its production facilities, including a technical upgrade for its ethylene unit, which is expected to last approximately five months, while ensuring that other units continue to operate normally [5] Group 2 - Changhong High-Tech received a warning letter from the Ningbo Securities Regulatory Bureau for failing to timely disclose related party transactions exceeding expected amounts, with the company secretary held responsible [6] - Gaweida plans to invest 10 million yuan in Blue Core Computing, acquiring a 0.6729% stake in the company, which focuses on RISC-V architecture chip solutions [7] Group 3 - Zhongnan Media signed a government procurement contract worth 1.009 billion yuan, ensuring stable revenue from educational materials for the 2025 fiscal year [9] - Hongli Zhihui's controlling shareholder plans to increase their stake in the company by investing between 25 million and 50 million yuan [11] - Xingye Co.'s controlling shareholder intends to reduce their stake by up to 1% of the total share capital due to personal asset allocation needs [12] - Chengdu Xian Dao's employee stockholding platform plans to invest between 25 million and 50 million yuan to increase its stake in the company, with no set price range for the purchase [13]

Group 1 - Company Zhongnan Media signed a government procurement contract worth 1.009 billion yuan for the supply of free textbooks and related teaching resources in Hunan Province for 2025, ensuring stable revenue for the company [1] - Company Zhongnan Media was established in December 2008, focusing on the publishing, distribution, and printing of publications [2] Group 2 - Company Tongling Nonferrous Metals announced the resignation of its general manager and deputy general manager due to higher-level assignments [3] - Company Tongling Nonferrous Metals was founded in November 1996, primarily engaged in the mining and processing of copper, iron, and sulfur gold [4] Group 3 - Company Xinyi Co. plans to reduce its shareholding by no more than 1% due to personal asset allocation needs [5] - Company Xinyi Co. was established in April 1996, specializing in the research, production, and sales of functional new materials based on organic synthetic resins [6] Group 4 - Company Xinhua Pharmaceutical received approval for the registration of ibuprofen suspension drops, a non-prescription drug for relieving fever and mild to moderate pain in children [7] - Company Xinhua Pharmaceutical was founded in November 1998, focusing on the sales of raw materials and intermediates, as well as chemical products [8] Group 5 - Company Emei Mountain A elected Tong Jianming as a director and appointed him as the general manager [9] - Company Emei Mountain A was established in October 1997, primarily engaged in tourism services, including ticket sales and hotel operations [10] Group 6 - Company Heng Rui Medicine announced the approval of its innovative drug, Regaglitin Metformin tablets, for market launch, aimed at improving blood sugar control in type 2 diabetes patients [11] - Company Heng Rui Medicine was founded in April 1997, focusing on the research, production, and sales of pharmaceuticals [12] Group 7 - Company Chongqing Rural Commercial Bank announced the approval of Tang Li's qualification as vice president [13] - Company Chongqing Rural Commercial Bank was established in June 2008, focusing on inclusive finance and corporate financial services [14] Group 8 - Company Weili Medical received certification from the Canadian Ministry of Health for its extraction bag, allowing legal sales in the Canadian market [15] - Company Weili Medical was founded in April 2004, specializing in the research, production, and sales of medical devices in various fields [16] Group 9 - Company Ailis received approval for its KRAS G12C inhibitor, a new drug for treating advanced non-small cell lung cancer [17] - Company Ailis was established in March 2004, focusing on innovative drug research and development in oncology [18] Group 10 - Company Renfu Pharmaceutical received registration certificates for two new drugs, including methylprednisolone tablets and hydrocodone ibuprofen tablets [19] - Company Renfu Pharmaceutical was founded in March 1993, focusing on the research, production, and sales of pharmaceuticals [20] Group 11 - Company Siwei Tuxin received multiple invention patent certificates from the National Intellectual Property Administration [21] - Company Siwei Tuxin was established in December 2002, focusing on navigation maps, intelligent driving, and automotive electronic chips [22] Group 12 - Company Changhong High-Tech received a warning letter from the Ningbo Securities Regulatory Bureau for failing to disclose related party transactions [23] - Company Changhong High-Tech was founded in June 2012, focusing on the research, production, and sales of styrene thermoplastic elastomers [24] Group 13 - Company Gansu Energy Chemical announced the resignation of its director and general counsel due to organizational adjustments [25] - Company Gansu Energy Chemical was established in December 1996, focusing on coal mining and sales [26] Group 14 - Company Shanghai Construction received land use rights for a residential project in Tianjin, with a total investment of approximately 330 million yuan [27] - Company Shanghai Construction was founded in June 1998, focusing on construction, design consulting, and real estate development [28] Group 15 - Company Chengdu Xian Dao announced that a major shareholder plans to increase its stake in the company by 25 to 50 million yuan [29] - Company Chengdu Xian Dao was established in February 2012, focusing on drug research and development services [30] Group 16 - Company Hunan Silver announced the resignation of its deputy general manager due to organizational adjustments [31] - Company Hunan Silver was founded in November 2004, focusing on the smelting and sales of silver and other precious metals [32] Group 17 - Company China Chemical reported a total contract amount of 123.017 billion yuan for the first four months of the year [33] - Company China Chemical was established in September 2008, focusing on construction engineering and modern services [34] Group 18 - Company Borui Pharmaceutical received a registration certificate for iodinated contrast agent injection [35] - Company Borui Pharmaceutical was founded in October 2001, focusing on the research and production of pharmaceutical intermediates and raw materials [36] Group 19 - Company Wanhua Chemical announced a technical transformation of its ethylene unit, aiming to diversify raw materials and enhance competitiveness [37] - Company Wanhua Chemical was established in December 1998, focusing on the research, production, and sales of polyurethane and fine chemicals [38] Group 20 - Company ST Houlv received approval for its injectable cephalosporin sodium to pass the consistency evaluation for generic drugs [39] - Company ST Houlv was founded in June 2005, focusing on drug research, production, and sales [40] Group 21 - Company Anka Intelligent announced a targeted reduction of capital for its subsidiary [41] - Company Anka Intelligent was established in May 2004, focusing on the research and development of power system solutions [42] Group 22 - Company Huaming Intelligent announced financial support for its subsidiary [43] - Company Huaming Intelligent was founded in August 2001, focusing on intelligent systems and services [44] Group 23 - Company Foton Motor received a central subsidy of 124 million yuan for promoting new energy vehicles [45] - Company Foton Motor was established in August 1996, focusing on vehicles and mobile equipment [46] Group 24 - Company Guangsheng Tang received a registration certificate for ritonavir tablets, used in HIV treatment [47] - Company Guangsheng Tang was founded in June 2001, focusing on the research and production of antiviral drugs [48] Group 25 - Company Kexing Pharmaceutical received FDA approval for clinical trials of its GB18 injection in the United States [49] - Company Kexing Pharmaceutical was established in August 1997, focusing on the research and production of recombinant protein drugs [50] Group 26 - Company Heng Rui Medicine announced the final price for its H-share public offering at 44.05 HKD per share [51] - Company Heng Rui Medicine was founded in April 1997, focusing on the research, production, and sales of pharmaceuticals [52] Group 27 - Company Wandong Medical elected a new chairman following the resignation of the previous chairman [53] - Company Wandong Medical was established in May 1997, focusing on the research, production, and sales of medical imaging equipment [54] Group 28 - Company Qixia Construction announced a plan to reduce its shareholding by no more than 3% [55] - Company Qixia Construction was founded in December 1999, focusing on real estate development and management [56] Group 29 - Company Dasheng Intelligent signed a contract worth 11.5 million yuan for a high-efficiency machine room project [57] - Company Dasheng Intelligent was established in March 1995, focusing on AIoT intelligent management platforms [58] Group 30 - Company Huashi Technology announced an extension of the detention period for its actual controller [59] - Company Huashi Technology was founded in June 1998, focusing on information system integration and technical services [60] Group 31 - Company Tianzhihang announced plans to increase capital for its subsidiary [61] - Company Tianzhihang was established in October 2010, focusing on orthopedic surgical navigation robots [62] Group 32 - Company Pingzhi Information signed a procurement framework agreement with China Mobile for base station antennas [63] - Company Pingzhi Information was founded in November 2002, focusing on communication equipment and services [64] Group 33 - Company Mengke Pharmaceutical received acceptance for its new drug application for a new antibacterial drug [65] - Company Mengke Pharmaceutical was established in August 2012, focusing on small molecule drug research [66] Group 34 - Company Kede Education announced a change in its actual controller to a state-owned asset supervision committee [67] - Company Kede Education was founded in January 2003, focusing on education services [68] Group 35 - Company Jinlong Automobile elected a new chairman following the board meeting [69] - Company Jinlong Automobile was established in October 1996, focusing on the production and sales of buses [70] Group 36 - Company Jushen Co. received dividends totaling 95.7 million yuan from its subsidiaries [71] - Company Jushen Co. was founded in November 2011, focusing on logistics and warehousing services [72] Group 37 - Company Qingyun Technology announced plans for shareholders to reduce their holdings by up to 4.5% [73] - Company Qingyun Technology was established in April 2012, focusing on cloud computing products and services [74] Group 38 - Company Shengdexintai received a procurement notice from Dongfang Electric for a project worth 234 million yuan [75] - Company Shengdexintai was founded in October 2001, focusing on the production and sales of energy equipment [76] Group 39 - Company Juzhi Technology announced a plan for a director to reduce his holdings by up to 400,000 shares [77] - Company Juzhi Technology was established in November 2007, focusing on machine vision equipment [78] Group 40 - Company Sanrenxing announced plans for shareholders to reduce their holdings by up to 3% [79] - Company Sanrenxing was founded in August 2003, focusing on integrated marketing services [80] Group 41 - Company Transsion Holdings announced plans to increase capital for its subsidiary by 70 million yuan [81] - Company Transsion Holdings was established in August 2013, focusing on smart terminal design and sales [82] Group 42 - Company Jinling Pharmaceutical received approval for its raw material drug for iron deficiency anemia [83] - Company Jinling Pharmaceutical was founded in September 1998, focusing on drug manufacturing and healthcare services [84] Group 43 - Company Xiyu Tourism announced plans for shareholders to reduce their holdings by up to 3% [85] - Company Xiyu Tourism was established in January 2001, focusing on tourism and scenic area management [86]

Group 1 - The epoxy propylene sector experienced a decline of 3.41%, ranking among the top losers in the market, with notable declines in stocks such as Hongqiang Co., which hit the daily limit down, and others like Hongbaoli, Yida Co., and Bohai Chemical [1][2] - The sector saw a net outflow of 9.23 billion yuan in principal funds, with 18 stocks experiencing net outflows, and 6 stocks seeing outflows exceeding 30 million yuan. Hongbaoli led the outflow with 5.56 billion yuan, followed by Hangjin Technology, Wanhua Chemical, and Hongqiang Co. [2][3] - The top stocks with net inflows included Satellite Chemical, Zhongchumai, and Shida Shenghua, with inflows of 332.33 million yuan, 2.50 million yuan, and 1.99 million yuan respectively [2][3] Group 2 - The top losers in the epoxy propylene sector included Hongbaoli (-8.60%), Hangjin Technology (-3.77%), and Hongqiang Co. (-9.98%), with significant trading volumes and turnover rates [2][3] - The overall market sentiment reflected a bearish trend, with various sectors such as sodium-ion batteries and transgenic technology also experiencing declines, indicating a broader market pullback [2]

本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述或者重大遗漏， 并对其内容的真实性、准确性和完整性承担个别及连带责任。 根据化工企业生产工艺的要求，为确保生产装置安全有效运行，按照年度计划， 本公司福建工业园 80 万吨/年 MDI 装置、36 万吨/年 TDI 装置、40 万吨/年 PVC 装置 及相关配套装置将于 2025 年 6 月 5 日开始停产检修，预计检修 45 天左右。 股票简称：万华化学 股票代码：600309 公告编号：临 2025-32 号 万华化学集团股份有限公司 福建工业园停产检修公告 本次停产检修是根据年度计划进行的例行检修，对公司的生产经营不会产生重大 影响。 特此公告。 万华化学集团股份有限公司 2025 年 5 月 23 日 ...

股票简称：万华化学 股票代码：600309 公告编号：临 2025-31 号 万华化学集团股份有限公司 万华化学集团股份有限公司 2025 年 5 月 23 日 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述或者重大遗漏， 并对其内容的真实性、准确性和完整性承担个别及连带责任。 万华化学烟台产业园 100 万吨/年乙烯一期装置为实现原料多元化，将于 2025 年 6 月 3 日开始停产进行技术改造，改造周期约 5 个月。在此期间，烟台产业园 120 万吨/年乙烯二期装置正常生产，以尽量满足客户的需求。 此次停产改造后，乙烯一期装置原料由丙烷变为乙烷，通过资源配置形成新质生 产力，有效提升产业链竞争力。 特此公告。 烟台产业园乙烯一期装置停产技改公告 ...

万华化学：福建工业园80万吨/年MDI装置等停产检修 智通财经5月22日电，万华化学(600309.SH)公告称，公司福建工业园80万吨/年MDI装置、36万吨/年TDI 装置、40万吨/年PVC装置及相关配套装置将于2025年6月5日开始停产检修，预计检修45天左右。本次 停产检修为年度例行检修，对公司生产经营不会产生重大影响。 ...

Investment Rating - The report maintains an "Outperform" rating for the chemical industry, indicating a positive outlook based on current valuations and expected demand recovery [1]. Core Insights - The basic chemical industry showed a year-on-year recovery in profitability in Q1 2025, with revenue and net profit increasing by 5.58% and 13.33%, respectively [4][45]. - The oil and petrochemical sector's performance remains stable despite short-term fluctuations in oil prices, with a slight decline in revenue and net profit [27][33]. - The report highlights that the construction projects in the basic chemical sector experienced a negative growth for the first time in five years, indicating potential challenges ahead [20]. Summary by Sections Industry Overview - In Q1 2025, the basic chemical industry achieved total revenue of 534.57 billion yuan and a net profit of 34.26 billion yuan, marking the first year-on-year growth in nearly three years [4][5]. - The oil and petrochemical sector reported total revenue of 1,931.83 billion yuan, a decrease of 6.78% year-on-year, with net profit declining by 6.35% [27][30]. Profitability Metrics - The basic chemical industry's gross margin and net margin improved to 16.91% and 6.63%, respectively, with a return on equity (ROE) of 1.85% [11][45]. - The oil and petrochemical sector maintained a gross margin of 19.19% and a net margin of 5.74%, with a slight decrease in ROE to 2.82% [33][38]. Sub-industry Performance - Among 33 sub-industries in the basic chemical sector, 22 reported revenue growth, with significant increases in other chemical raw materials (+29.08%) and compound fertilizers (+25.84%) [4][10]. - The oilfield services segment within the oil and petrochemical sector saw a robust net profit growth of 29.82% [27][31]. Construction and Investment Trends - The basic chemical sector's construction projects totaled 363.16 billion yuan, reflecting a 6.04% year-on-year decrease, the first negative growth in five years [20][23]. - The oil and petrochemical sector's construction projects increased by 8.23% to 582.72 billion yuan, indicating ongoing investment despite revenue declines [40][41]. Market Valuation - As of May 11, 2025, the price-to-earnings (P/E) ratio for the basic chemical sector was 21.92, and for the oil and petrochemical sector, it was 10.58, both indicating low historical valuations [1][23].