每经AI快讯，有投资者在投资者互动平台提问：公司氮化硅陶瓷材料是否可应用于商业航天？ 力星股份（300421.SZ）12月15日在投资者互动平台表示，洛轴为公司战略合作伙伴，供应产品主要包 括轨道交通和高铁圆锥滚子、海上风电圆柱滚子、新能源汽车轮毂钢球等。 （记者 王瀚黎） ...

New Stock Listings - Baiaosaitu (688796) listed at an issue price of 26.68 on December 10, 2025[1] - Quanyin Gaoke (300087) has a tender offer period from December 4, 2025, to January 5, 2026[1] - Tiangong Co. (605255) has a tender offer period from November 20, 2025, to December 19, 2025[1] Delisting and Trading Alerts - ST Guangdao (920680) enters the delisting arrangement period starting December 11, 2025[1] - ST Suwu (600200) has 13 trading days remaining until the last trading day[1] Market Volatility - Hai Xin Food (002702) reported severe abnormal fluctuations[1] - Anji Food (603696) and other companies are under observation for abnormal trading activities[2] Additional Announcements - Multiple companies including Dongbai Group (600693) and Nanjing Business Travel (600250) have recent announcements linked to their stock codes[1] - Various companies are linked to announcements regarding abnormal fluctuations and trading activities[3]

Market Overview - As of December 10, the Shanghai Composite Index closed at 3900.50 points, down by 9.03 points, a decrease of 0.23% [1] - The Shenzhen Component Index closed at 13316.42 points, up by 39.06 points, an increase of 0.29% [1] - The ChiNext Index closed at 3209.00 points, down by 0.60 points, a decrease of 0.02% [1] Trading Activity - A total of 93 A-shares had a turnover rate exceeding 20% on December 10 [1] - Notable stocks with high turnover rates included: - C Baiao (688796) with a turnover rate of 75.80% and a price increase of 146.63% [1] - De Yi Culture (300640) with a turnover rate of 57.78% and a price increase of 9.88% [1] - Longzhou Co. (002682) with a turnover rate of 55.52% and a price increase of 9.96% [1] - C Moore-U (688795) with a turnover rate of 51.93% and a price increase of 16.98% [1] - Shen Nong Agriculture (300189) with a turnover rate of 51.33% and a price increase of 20.07% [1] Individual Stock Performance - C Baiao (688796) closed at 65.80 yuan, showing a significant increase [1] - De Yi Culture (300640) closed at 9.79 yuan, reflecting a positive performance [1] - Longzhou Co. (002682) closed at 10.49 yuan, also showing a positive trend [1] - C Moore-U (688795) closed at 735.00 yuan, indicating strong market interest [1] - Shen Nong Agriculture (300189) closed at 6.88 yuan, demonstrating a solid increase [1]

Core Viewpoint - The humanoid robot concept is gaining renewed attention, leading to significant stock price increases for several companies in the sector, including a 20% limit rise for Jindao Technology [1] Company Summary - Jindao Technology experienced a 20% increase in stock price, reaching the daily limit [1] - Meili Technology, Lixing Co., Zhejiang Rongtai, and Sanhua Intelligent Control also saw their stock prices rise in response to the trend [1]

Core Viewpoint - Lixing Co., Ltd. announced that its stock price experienced an abnormal fluctuation, with a cumulative deviation of over 30% in closing prices over three consecutive trading days from December 4 to December 8, 2025 [2] Summary by Category - **Stock Performance** - The stock price of Lixing Co., Ltd. showed a significant increase, with a cumulative closing price deviation exceeding 30% over three trading days [2]

Core Viewpoint - The company has experienced fluctuations in revenue and profit margins, with a notable decline in net profit over the past three years, indicating potential challenges in maintaining competitiveness in the bearing industry [1][6]. Revenue Analysis - The company's main products are various types of bearing rings, with revenues of 1,044.36 million, 988.48 million, 1,146.46 million, and 295.99 million yuan, showing a trend of decline followed by recovery [1][6]. - The net profit attributable to the parent company has decreased consistently over the last three years, with figures of 45.28 million, 37.71 million, and 26.14 million yuan [1][6]. - The gross profit margins for the company were 12.61%, 11.49%, 12.61%, and 13.75%, which are below the industry average of comparable companies [1][6]. Gross Margin Comparison - The company's gross margin is lower than that of comparable companies such as Wuzhou Xinchun and Lixing Co., primarily due to differences in product offerings and market positioning [2][7]. - Wuzhou Xinchun has a longer industrial chain with higher product added value, leading to lower unit product costs and higher gross margins [7]. - Lixing Co. holds a leading position in the domestic precision bearing steel ball market, allowing for better pricing power and higher gross margins [7]. Trends in Gross Margin - The company's gross margin showed a trend of decline followed by an increase, influenced by factors such as new factory production and fluctuating customer demand [2][8]. - In 2023, increased manufacturing costs due to lower sales volume and accounting adjustments led to a decline in gross margin [7][8]. - In 2024, recovery in customer demand and new orders contributed to a rise in gross margin, despite a lag in price adjustments [7][8]. - By the first half of 2025, gross margins for the company and its peers showed an upward trend, indicating a potential recovery in the market [8].

Core Points - Lixing Co., Ltd. experienced a significant increase of 13.31% in stock price, with a turnover rate of 38.66% and a trading volume of 2.578 billion yuan, indicating high market activity [2] - Institutional investors net sold 106 million yuan, while the total net selling from brokerage seats amounted to 1.8162 million yuan [2] - The stock was listed on the Shenzhen Stock Exchange due to its high turnover rate, with institutional proprietary seats contributing to the net selling [2] Trading Activity - The top five brokerage seats accounted for a total trading volume of 800 million yuan, with buying transactions amounting to 346 million yuan and selling transactions reaching 454 million yuan, resulting in a net selling of 108 million yuan [2] - Among the brokerage seats, five institutional proprietary seats were involved, with total buying amounting to 284 million yuan and total selling amounting to 390 million yuan, leading to a net selling of 106 million yuan [2] Fund Flow - The stock saw a net inflow of 81.247 million yuan from major funds, with large single orders contributing a net inflow of 47.248 million yuan and large orders contributing 33.9988 million yuan [2] - Over the past five days, the net inflow of major funds totaled 374 million yuan [2]

Summary of Key Points Core Viewpoint - On December 8, a total of 43 stocks were involved with institutional investors, with 24 showing net buying and 19 showing net selling. Institutional Buying - The top three stocks with the highest net buying by institutions were: - Xue Ren Group: Net buying amount of 181.63 million yuan, with a daily increase of 0.85% [1][2] - International Composite Materials: Net buying amount of 144.78 million yuan, with a daily increase of 6.48% [1][2] - Ruikang Pharmaceutical: Net buying amount of 140.02 million yuan, with a daily increase of 10.09% [1][2] Institutional Selling - The top three stocks with the highest net selling by institutions were: - Guangdong Hongda: Net outflow amount of 201.29 million yuan, with a daily decrease of 5.80% [1][3] - Solar Cable: Net outflow amount of 107.35 million yuan, with a daily increase of 0.19% [1][3] - Lixing Co., Ltd.: Net outflow amount of 106.20 million yuan, with a daily increase of 13.31% [1][3] Additional Stocks with Institutional Activity - Other notable stocks with institutional net buying included: - Changmi Huaxin: Net buying of 125.45 million yuan, with a daily increase of 15.26% [2] - Ying Shisheng: Net buying of 116.17 million yuan, with a daily increase of 13.06% [2] - Hongxiang Co., Ltd.: Net buying of 114.43 million yuan, with a daily increase of 19.98% [2] - Other notable stocks with institutional net selling included: - Aerospace Engineering: Net outflow amount of 73.18 million yuan, with a daily increase of 9.99% [3] - Shandong Weida: Net outflow amount of 46.89 million yuan, with a daily decrease of 6.00% [3] - New Jinlu: Net outflow amount of 35.39 million yuan, with a daily decrease of 6.72% [3]

证券代码：300421 证券简称：力星股份 公告编号：2025-040 江苏力星通用钢球股份有限公司 股票交易异常波动公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假 记载、误 导性陈述或重大遗漏。 针对公司股票交易异常波动，公司董事会对公司、控股股东及实际控制人就 相关事项进行了核查，现就有关情况说明如下： 1、公司前期披露的信息不存在需要更正、补充之处。 2、公司未发现近期公共传媒报道了可能或已经对公司股票交易价格产生较 大影响的未公开重大信息。 3、公司目前的经营情况正常，内外部经营环境未发生重大变化。 4、公司控股股东、实际控制人不存在关于公司的应披露而未披露的重大事 项，或处于筹划阶段的重大事项。 5、公司股票交易严重异常波动期间，公司控股股东、实际控制人未买卖公 司股票。 一、股票交易异常波动情况说明 江苏力星通用钢球股份有限公司（以下简称"公司"）股票于 2025 年 12 月 4 日、2025 年 12 月 5 日、2025 年 12 月 8 日连续三个交易日收盘价格涨幅偏离值 累计超过 30%，根据《深圳证券交易所创业板交易特别规定》的有关规定，属于 股票交易异常波动 ...

Core Viewpoint - The stock of Lixing Co., Ltd. experienced a significant price fluctuation, with a cumulative increase of over 30% over three consecutive trading days in December 2025, indicating potential market interest or speculation [1] Company Information - Lixing Co., Ltd. confirmed that there are no corrections or supplements needed for previously disclosed information, and no undisclosed significant information has been reported in public media that could impact the stock price [1] - The company's current operational status is normal, and there have been no significant changes in the internal or external operating environment [1] - The controlling shareholder and actual controller of the company have not engaged in any stock trading during the period of significant stock price volatility [1]