Summary of Key Points Core Viewpoint - On January 20, a total of 47 stocks were involved with institutional investors, with 25 showing net buying and 22 showing net selling. Group 1: Institutional Net Buying - The top three stocks with the highest net buying by institutions were Vision China, Cangzhou Dahua, and Hunan Silver, with net buying amounts of 112.25 million, 104.37 million, and 80.83 million respectively [1][2]. - Vision China experienced a price drop of 5.77% on the day, while Cangzhou Dahua and Hunan Silver both saw price increases of 10.00% and 10.03% respectively [2]. Group 2: Institutional Net Selling - The top three stocks with the highest net selling by institutions were Boqian New Materials, Sanwei Communication, and Tongfu Microelectronics, with net outflows of 294.30 million, 193.60 million, and 116.59 million respectively [1][4]. - Boqian New Materials had a price increase of 6.77%, while Sanwei Communication and Tongfu Microelectronics experienced price drops of 9.98% and 5.85% respectively [4].

证券代码：600230 股票简称：沧州大化 编号：2026-001 沧州大化股份有限公司 关于股票交易异常波动公告 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法律责任。 重要内容提示 ◆沧州大化股份有限公司（以下简称"公司"）股票于 2026 年 1 月 16 日、19 日、 20 日连续三个交易日收盘价格涨幅偏离值累计超过 20%。根据《上海证券交易所交易 规则》的有关规定，属于股票交易异常波动。 ◆经公司自查并向控股股东核实，截至本公告披露日，不存在应披露而未披露的 重大信息。 ◆公司敬请广大投资者注意二级市场交易风险，理性决策，审慎投资。 一、股票交易异常波动的具体情况 （一）生产经营情况。经公司自查，公司目前生产经营正常，市场环境及行业政 策未发生重大调整、生产成本和销售情况未出现大幅度波动，内部生产经营秩序正常。 （二）重大事项情况。经公司自查，并得到控股股东确认：截至本公告披露日， 除了在指定媒体上已公开披露的信息外，不存在影响公司股票交易价格异常波动的重 大事宜，不存在其他涉及本公司应披露而未披露的重大信息，包括但不限 ...

沧州大化公告称，公司股票于2026年1月16日、19日、20日连续三个交易日收盘价格涨幅偏离值累计超 20%，属异常波动。经自查并向控股股东核实，公司目前生产经营正常，截至公告披露日，除已公开信 息外，不存在应披露而未披露的重大信息，公司董事、高管及控股股东在此期间无买卖公司股票情况。 公司提醒投资者注意交易风险，理性投资。 ...

Core Viewpoint - The three major indices opened high but closed lower, with the ChiNext index experiencing a drop of over 2% during the day [1][2]. Market Performance - As of the market close, the Shanghai Composite Index fell by 0.01%, the Shenzhen Component Index decreased by 0.97%, and the ChiNext Index dropped by 1.79% [1][2]. - The real estate sector showed strength, with stocks such as Doyou City, Urban Investment Holdings, China Enterprise, and Hefei Urban Construction reaching their daily limit [1][2]. - The chemical sector also performed well, with stocks like Jiangtian Chemical, Cangzhou Dahua, and Hongbaoli hitting their daily limit [1][2]. - The AI marketing concept was active, with stocks like Zhejiang Wenlian and Guangdong Media reaching their daily limit [1][2]. - Precious metals experienced fluctuations, with stocks such as Zhaojin Gold and Hunan Silver also hitting their daily limit [1][2]. Sector Performance - The sectors with the highest gains included real estate, daily chemicals, chemical fibers, water utilities, and banking [1][2]. - Conversely, sectors that saw declines included communication equipment, military information technology, aviation, satellite navigation, and commercial aerospace [1][2].

Group 1 - The A-share market's chemical sector saw significant gains, with several companies hitting their daily price limits, indicating strong investor interest and market momentum [1] - Major global chemical companies such as BASF, Dow, and Huntsman have announced price increases across Europe, Asia, and the Middle East, which may influence local market dynamics and pricing strategies [1] Group 2 - Meibang Technology experienced a 29.94% increase in stock price, with a total market capitalization of 1.455 billion [2] - Jiangtian Chemical's stock rose by 19.99%, bringing its market value to 4.376 billion [2] - Other notable performers include Hongbai New Materials and Xinxiang Chemical Fiber, both achieving price increases of around 10% [2]

Group 1 - The A-share market's chemical sector saw significant gains, with multiple companies hitting their daily price limits, indicating strong investor interest and market momentum [1] - Major global chemical companies such as BASF, Dow, and Huntsman have announced price increases across Europe, Asia, and the Middle East, contributing to the bullish sentiment in the sector [1] Group 2 - Meibang Technology experienced a 29.94% increase, reaching a market capitalization of 1.455 billion [2] - Jiangtian Chemical rose by 19.99%, with a total market value of 4.376 billion [2] - Other notable performers include Dier Chemical (+11.10%), Yida Co. (+10.65%), and Hongbai New Materials (+10.08%), all contributing to the overall positive trend in the chemical sector [2]

Group 1 - The chemical sector experienced a significant rally in the afternoon, with multiple stocks hitting the daily limit up [1] - Companies such as Meibang Technology and Xinxiang Chemical Fiber reached their daily limit, indicating strong market interest [1] - Other companies like Jiangtian Chemical, Cangzhou Dahua, Hongqiang Co., Hongbaoli, and Zhongyida also saw their stocks hit the daily limit, reflecting a broad-based surge in the sector [1] Group 2 - Yida Co. and Deer Chemical both saw their stock prices increase by over 10%, further highlighting the positive momentum in the chemical industry [1]

Group 1: Market Overview - The chemical industry chain experienced a significant rise, with stocks hitting the limit up, particularly Jiangtian Chemical (300927) which surged by 20% [1][8] - On January 20, the A-share market showed volatility, with the Shanghai Composite Index briefly falling below 4100 points and the Shenzhen Component testing the 14000 point support [1] Group 2: Real Estate Sector - The real estate sector collectively strengthened, with real estate services leading the gains, and the sector index rising over 5% [4] - Major companies like I Love My Home and others saw significant stock price increases, with trading volume surpassing the previous day's total within the first hour [4] - Shanghai's new residential property prices increased by 4.8% year-on-year and 0.2% month-on-month as of December 2025, marking it as the only first-tier city with both year-on-year and month-on-month price increases [5] - The Shanghai real estate market is expected to see over 20,000 transactions for the third consecutive month, indicating strong demand [5] Group 3: Chemical Industry Dynamics - The chemical sector saw a broad increase, particularly in polyurethane, with the sector index rising over 2% to reach a historical high [6] - Major chemical companies like Cangzhou Dahua and Hongbaoli experienced consecutive limit-up trading, indicating strong market sentiment [6][8] - A global price increase in the chemical industry has been noted since December 2025, with major companies like BASF and Dow Chemical raising prices across multiple regions [10] - Recent data shows a general trend of rising prices in the chemical sector, with 11 out of 16 monitored products increasing in price [10] - The Chinese chemical industry is expected to benefit from a slowdown in global capacity expansion, potentially leading to higher dividend yields and a shift from being a cash-consuming sector to a cash-generating one [10]

Group 1 - The A-share market saw a significant rally in chemical stocks on January 20, with Jiangtian Chemical hitting a 20% limit up, and Qicai Chemical rising over 17% [1] - Other notable gainers included Meibang Technology with over 14% increase, and several companies such as Hongbo New Materials, Cangzhou Dahua, Shandong Heda, and others reaching a 10% limit up [1] - The price of key chemical products has shown a notable increase in the past week, with epoxy propylene prices rising by 7.9% and organic silicon intermediates also experiencing price hikes [1] Group 2 - Jiangtian Chemical's stock rose by 19.99%, with a total market value of 4.376 billion [2] - Qicai Chemical increased by 17.30%, with a market capitalization of 7.958 billion [2] - Meibang Technology saw a 14.78% rise, with a market value of 1.285 billion [2] - Other companies like Hongbo New Materials, Cangzhou Dahua, and Shandong Heda all recorded a 10% increase, with respective market values of 4.616 billion, 7.513 billion, and 6.095 billion [2]

Group 1 - The A-share market saw a strong performance in the chemical sector, with Jiangtian Chemical hitting the daily limit up of 20%, and Qicai Chemical rising over 17% [1] - Other notable gainers included Meibang Technology with an increase of over 14%, and several companies such as Hongbo New Materials, Cangzhou Dahua, Shandong Heda, and others reaching the 10% limit up [1] - The recent week (January 12 to 18) witnessed significant price increases in certain chemical products, with epoxy propylene prices rising by 7.9% and organic silicon intermediates also experiencing upward pressure [1] Group 2 - Jiangtian Chemical's stock rose by 19.99%, with a total market value of 4.376 billion [2] - Qicai Chemical increased by 17.30%, with a market capitalization of 7.958 billion [2] - Meibang Technology saw a rise of 14.78%, with a market value of 1.285 billion [2] - Other companies like Hongbo New Materials and Cangzhou Dahua both achieved a 10% increase, with market values of 4.616 billion and 7.513 billion respectively [2] - Aladdin's stock rose by 9.67%, with a market capitalization of 5.924 billion [2]