盘后数据显示，10月22日龙虎榜中，共34只个股出现了机构的身影，18只股票呈现机构净买入，16只股 票呈现机构净卖出。当天机构净买入前三的股票分别是荣信文化、世龙实业、科博达，净买入金额分别 是1.11亿元、4353万元、4167万元。当天机构净卖出前三的股票分别是蓝丰生化、合锻智能、上实发 展，净流出金额分别是7355万元、6844万元、6443万元。（第一财经） ...

Core Insights - The stock of Lanfeng Biochemical reached its daily limit, with a turnover rate of 55.72% and a transaction volume of 1.378 billion yuan, showing a price fluctuation of 12.20% [2] - Institutional investors net sold 73.5484 million yuan, while brokerage seats collectively net bought 5.486 million yuan [2] - The stock was listed on the Shenzhen Stock Exchange's watchlist due to a price deviation of 10.43% and a turnover rate of 55.70% [2] Trading Activity - In the last six months, the stock has appeared on the watchlist 14 times, with an average price increase of 3.65% the following day and an average increase of 10.69% over the next five days [3] - Today's main capital flow showed a net inflow of 23.0926 million yuan, with large orders contributing a net inflow of 93.2711 million yuan, while large orders saw a net outflow of 70.1785 million yuan [3] - Over the past five days, the main capital has seen a net inflow of 246 million yuan [3] Brokerage Activity - The top five brokerage seats accounted for a total transaction volume of 349 million yuan, with a buying amount of 141 million yuan and a selling amount of 209 million yuan, resulting in a net sell of 68.0624 million yuan [2] - Specific brokerage activities included significant buying and selling by various institutions, with notable transactions from Guosen Securities and China Galaxy Securities [3]

Core Viewpoint - On October 21, the Shanghai Composite Index rose by 1.36%, the Shenzhen Component Index increased by 2.06%, and the ChiNext Index climbed by 3.02% [1] Group 1: Stock Performance - The stock with the highest net inflow was Shanhe Intelligent (002097.SZ), with a net inflow of 188 million yuan, accounting for 12.83% of the total trading volume [1][5] - Shanhe Intelligent closed up by 10.04% with a turnover rate of 10.12% [1] - The stock with the highest net outflow was Sifangda (300179.SZ), which experienced a net outflow of 109 million yuan, representing 4.67% of the total trading volume [4][7] Group 2: Institutional Activity - A total of 28 stocks on the leaderboard saw institutional participation, with institutions net selling 676 million yuan overall [7] - The stock with the highest institutional net purchase was Lanfeng Biochemical (002513.SZ), which closed up by 10.06% and had a turnover rate of 39.79% [8] - Institutions net sold 18 stocks while net buying 10 stocks on that day [7] Group 3: Northbound Capital - Northbound capital participated in 21 stocks on the leaderboard, with a total net purchase of 184 million yuan [12] - The stock with the highest net purchase from northbound capital was Hefei Urban Construction (002208.SZ), with a net purchase of 61.8 million yuan, accounting for 3.92% of the total trading volume [12] - The stock with the highest net outflow from northbound capital was Zhengzhou Coal Electricity (600121.SH), with a net outflow of 59.6 million yuan, representing 4.07% of the total trading volume [12]

Group 1: Institutional Trading Insights - On the institutional trading leaderboard, 27 stocks were listed, with 11 experiencing net buying and 16 facing net selling [1] - The top three stocks with the highest net buying by institutions were: Online Offline (155 million), Bluefeng Biochemical (70.78 million), and Matrix Co. (25.64 million) [1] - Bluefeng Biochemical reported a 71.04% year-on-year increase in revenue from its photovoltaic segment, with N-type TOPCon component efficiency exceeding 23.6% and a double-sided rate over 85% [1] Group 2: Deep Earth Economy - The deep earth economy encompasses economic activities and related industrial chains focused on the development of deep earth resources and space utilization, including oil, gas, and mineral resources [2] - Analysts suggest that the deep earth economy is likely to be included in the "14th Five-Year Plan" [2] Group 3: State-Owned Enterprise Reform - China’s largest heavy equipment manufacturing enterprise, CITIC Heavy Industries, is developing hydraulic pile drivers to meet future offshore wind power construction and marine infrastructure needs [4] - Wuhan's state-owned assets have surpassed 6 trillion yuan, with 206.15 billion yuan in assets revitalized and 111.05 billion yuan in revitalization income achieved by the end of September [5] - There is an increasing trend of mergers and acquisitions among central state-owned enterprises, driven by optimizing traditional business, exploring new sectors, and enhancing asset securitization [5]

Core Viewpoint - The agricultural chemical sector experienced a 1.12% increase on October 21, with Lanfeng Biochemical leading the gains. The Shanghai Composite Index closed at 3916.33, up 1.36%, while the Shenzhen Component Index closed at 13077.32, up 2.06% [1]. Sector Performance - The agricultural chemical sector saw individual stock performances as follows: - Lanfeng Biochemical (002513) closed at 8.86, up 10.06% with a trading volume of 1.0553 million shares and a transaction value of 875 million yuan - Dongfang Tower (002545) closed at 14.59, up 4.66% with a trading volume of 182,400 shares and a transaction value of 262 million yuan - Yajing International (000893) closed at 41.05, up 3.82% with a trading volume of 73,500 shares and a transaction value of 300 million yuan - Other notable performances include Green Heng Technology (920866) up 3.37%, Chitianhua (600227) up 2.88%, and Jinzhen Da (002470) up 2.84% [1]. Capital Flow - The agricultural chemical sector experienced a net outflow of 121 million yuan from institutional investors, while retail investors saw a net inflow of 136 million yuan. Speculative funds had a net outflow of 14.34 million yuan [1].

Market Overview - As of October 20, the Shanghai Composite Index closed at 3863.89 points, up 24.14 points, with a gain of 0.63% [1] - The Shenzhen Component Index closed at 12813.21 points, up 124.27 points, with a gain of 0.98% [1] - The ChiNext Index closed at 2993.45 points, up 58.09 points, with a gain of 1.98% [1] Stock Performance - A total of 53 A-shares had a turnover rate exceeding 20%, with C Dao Sheng reaching over 50% [1] - C Dao Sheng's closing price was 25.96 yuan, with a turnover rate of 57.83% and a decline of 12.53% [1] - Matrix Co. closed at 26.65 yuan, with a turnover rate of 43.42% and an increase of 2.38% [1] - Yunhan Chip City closed at 164.31 yuan, with a turnover rate of 39.89% and a decrease of 1.02% [1] - Other notable stocks include: - Haichuang Ruitong: 54.38 yuan, 37.40% turnover, 0.15% increase [1] - Jianfa Zhixin: 29.30 yuan, 36.97% turnover, 4.46% increase [1] - Feiwo Technology: 45.78 yuan, 34.92% turnover, 20.00% increase [1] Additional Notable Stocks - Chuling Information: 25.98 yuan, 33.92% turnover, 12.42% increase [1] - Changjiang Nengke: 17.56 yuan, 32.65% turnover, 5.03% decrease [1] - Huifeng Diamond: 39.32 yuan, 32.03% turnover, 29.98% increase [1] - Lanfeng Biochemical: 8.05 yuan, 31.49% turnover, 4.62% decrease [1] - Shandong Molong: 7.04 yuan, 30.78% turnover, 3.83% increase [1]

Core Points - The Shanghai Composite Index fell by 1.47% this week, with 43 stocks having a turnover rate exceeding 100% [1] - The average increase for stocks with a turnover rate over 100% was 3.16%, with 26 stocks rising and 17 stocks declining [2] Turnover Rate Analysis - A total of 43 stocks had a turnover rate above 100%, while 226 stocks had a turnover rate between 50% and 100%, and 2673 stocks had a turnover rate between 10% and 50% [1] - The mechanical equipment sector had the highest number of stocks with a turnover rate over 100%, totaling 9 stocks, followed by the power equipment and electronics sectors with 6 and 5 stocks, respectively [1] Notable Stocks - Yunhan Chip City had the highest turnover rate at 261.23%, with a weekly price increase of 16.68% and a net inflow of 0.62 billion yuan [1] - Beifang Changlong followed with a turnover rate of 222.15% and a price increase of 8.71%, but experienced a net outflow of 1.61 billion yuan [1] - Lanfeng Biochemical ranked third with a turnover rate of 213.40% and a slight price increase of 0.24%, along with a net inflow of 0.29 billion yuan [2] Performance Summary - The stocks with the highest weekly gains included Matrix Co. with a 39.20% increase, Yachuang Electronics with 24.47%, and Sunflower with 22.87% [2] - The stocks with the largest declines included Aomeisen with an 18.11% drop, Chuling Information with a 17.49% drop, and Zhuangyuan Pasture with a 14.06% drop [2] Earnings Forecasts - Among the stocks with a turnover rate over 100%, four companies released third-quarter earnings forecasts, with Yunhan Chip City expected to have a net profit of 78.50 million yuan, reflecting a year-on-year increase of 41.41% [2]

Market Overview - The agricultural chemical sector experienced a decline of 1.46% on October 17, with Xinong Co. leading the drop [1] - The Shanghai Composite Index closed at 3839.76, down 1.95%, while the Shenzhen Component Index closed at 12688.94, down 3.04% [1] Stock Performance - Notable gainers in the agricultural chemical sector included: - Chengxing Co. (600078) with a closing price of 10.26, up 9.97% [1] - Lanfeng Biochemical (002513) at 8.44, up 3.81% [1] - Xianda Co. (603086) at 10.14, up 2.94% [1] - Major decliners included: - Xinong Co. (002942) at 23.81, down 10.02% [2] - Baiao Chemical (603360) at 25.41, down 3.60% [2] - Fengshan Group (603810) at 16.74, down 3.13% [2] Capital Flow - The agricultural chemical sector saw a net outflow of 62.58 million yuan from institutional investors and 93.96 million yuan from retail investors, while retail investors had a net inflow of 157 million yuan [2][3] - Key stocks with significant capital flow included: - Chengxing Co. with a net inflow of 107 million yuan from institutional investors [3] - Lanfeng Biochemical with a net inflow of 84.93 million yuan from institutional investors [3] - Xinong Co. with a net outflow of 56.9 million yuan from institutional investors [3]

Core Points - The stock of Lanfeng Biochemical increased by 6.14% with a turnover rate of 39.82% and a trading volume of 814 million yuan, showing a price fluctuation of 16.02% throughout the day [2] - The stock was listed on the Dragon and Tiger list due to its significant price fluctuation and turnover rate, with a net buying amount of 18.22 million yuan from brokerage seats [2] - Over the past six months, the stock has appeared on the Dragon and Tiger list 10 times, with an average price increase of 3.12% the day after being listed and an average increase of 4.42% in the following five days [2] Trading Data - The top five brokerage seats accounted for a total trading volume of 135 million yuan, with a buying amount of 76.37 million yuan and a selling amount of 58.16 million yuan, resulting in a net buying of 18.22 million yuan [2] - The largest buying brokerage was Dongfang Caifu Securities with a buying amount of 18.88 million yuan, while the largest selling brokerage was Guoxin Securities with a selling amount of 20.68 million yuan [2] - The stock saw a net inflow of 64.35 million yuan from main funds today, including a net inflow of 21.24 million yuan from large orders [2] Recent Performance - In the last five days, the main funds experienced a net outflow of 168 million yuan [2]

Core Points - The lawsuit initiated by Anhui Guoxing Biochemical Co., Ltd. against Jiangsu Lanfeng Biological Chemical Co., Ltd. has been withdrawn, and the court has issued a ruling to allow the withdrawal [2][4][5] - The amount involved in the lawsuit was 12,975,140 yuan, but the withdrawal will not negatively impact the company's daily operations or its current and future profits [2][5] Summary by Sections I. Basic Information of the Lawsuit - Jiangsu Lanfeng Biological Chemical Co., Ltd. received a lawsuit from Anhui Guoxing Biochemical Co., Ltd. regarding unpaid payments by Jiangsu Lanfeng Import and Export Co., Ltd. [3] II. Progress of the Lawsuit - On September 22, 2025, Anhui Guoxing Biochemical applied to withdraw the lawsuit against Jiangsu Lanfeng Import and Export Co., Ltd. and Jiangsu Lanfeng Biological Chemical Co., Ltd. [4] III. Impact on Company Profits - The withdrawal of the lawsuit and the court's ruling will not have a negative impact on the company's daily operations or its current and future profits [5] IV. Other Legal Matters - As of the announcement date, the company and its subsidiaries do not have any other significant lawsuits or arbitration matters that have not been disclosed [4]