Group 1 - The cultivated diamond concept index declined by 0.44% as of the market close on September 29, ranking among the top decliners in the concept sector [1] - Within the cultivated diamond sector, companies such as Chao Hong Ji and Woerde experienced significant declines, while *ST Yazhen, Guoli Electronics, and Chujian New Materials saw increases of 4.52%, 2.86%, and 1.39% respectively [1] - The cultivated diamond sector experienced a net outflow of 376 million yuan in principal funds today, with 11 stocks seeing net outflows, and 7 stocks exceeding 10 million yuan in outflows [2] Group 2 - The top net outflow stock in the cultivated diamond sector was Guoji Jinggong, with a net outflow of 202 million yuan, followed by Jing Sheng Jidian and Chao Hong Ji with net outflows of 69.44 million yuan and 51.89 million yuan respectively [2] - Conversely, the stocks with the highest net inflows included Guoli Electronics, China Gold, and Yuyuan Shares, with net inflows of 19.02 million yuan, 13.97 million yuan, and 7.69 million yuan respectively [2] - The trading volume for Guoji Jinggong was 7.78%, while *ST Yazhen had a trading volume of 2.18% with a gain of 4.52% [3]

Core Viewpoint - The non-metal materials sector experienced a slight increase of 0.21% on September 29, with Ningxin New Materials leading the gains. The Shanghai Composite Index closed at 3862.53, up 0.9%, while the Shenzhen Component Index rose by 2.05% to 13479.43 [1]. Group 1: Stock Performance - Ningxin New Materials (839719) closed at 15.67, with a rise of 4.61% and a trading volume of 57,600 shares, totaling a transaction value of 89.37 million yuan [1]. - Tianma New Materials (838971) saw a closing price of 39.80, up 3.84%, with a trading volume of 53,400 shares and a transaction value of 212 million yuan [1]. - Suotong Development (603612) closed at 26.85, increasing by 3.55% with a trading volume of 274,600 shares, amounting to 732 million yuan [1]. - Longjiang Materials (001296) closed at 23.04, up 1.90%, with a trading volume of 30,700 shares and a transaction value of 70.04 million yuan [1]. - Dongfang Huayuan (832175) closed at 12.04, increasing by 1.52% with a trading volume of 15,900 shares and a transaction value of 19.05 million yuan [1]. - Lianrui New Materials (688300) closed at 60.01, up 0.47%, with a trading volume of 53,300 shares and a transaction value of 321 million yuan [1]. - Qilu Huaxin (830832) closed at 8.21, with a slight increase of 0.24% and a trading volume of 17,500 shares, totaling 14.23 million yuan [1]. - Kuncai Technology (603826) closed at 18.86, down 0.11%, with a trading volume of 24,700 shares and a transaction value of 46.36 million yuan [1]. - Bingyang Technology (836675) closed at 10.96, decreasing by 0.36% with a trading volume of 9,878 shares and a transaction value of 10.86 million yuan [1]. - Longgao Co., Ltd. (605086) closed at 25.68, down 0.77%, with a trading volume of 16,900 shares and a transaction value of 43.26 million yuan [1]. Group 2: Capital Flow - The non-metal materials sector saw a net outflow of 47.13 million yuan from institutional investors, while retail investors contributed a net inflow of 73.16 million yuan [2]. - The capital flow for individual stocks indicates that Suotong Development had a net inflow of 99.06 million yuan from institutional investors, while retail investors had a net outflow of 58.08 million yuan [3]. - Longgao Co., Ltd. experienced a net outflow of 4.57 million yuan from institutional investors, but a net inflow of 2.91 million yuan from retail investors [3]. - Lianrui New Materials faced a significant net outflow of 50.86 million yuan from institutional investors, while retail investors contributed a net inflow of 49.86 million yuan [3]. - Quartz Co. (603688) had a net outflow of 65.36 million yuan from institutional investors, with retail investors showing a net inflow of 55.96 million yuan [3].

Industry Transformation - Cultivated diamonds are transitioning from decorative items to critical materials in the tech industry, addressing significant thermal management challenges in semiconductor applications [2] - The global cultivated diamond market is undergoing a silent revolution, with China emerging as the dominant producer, accounting for 60% of global output [2][3] - The acceptance of cultivated diamonds is increasing among consumers, with 43% of post-95s opting for customizable cultivated diamond wedding rings [2] Technological Pathways - The two primary methods for synthesizing cultivated diamonds are High Pressure High Temperature (HPHT) and Chemical Vapor Deposition (CVD), with Chinese companies leading in HPHT production [3] - The HPHT method is particularly suited for producing larger diamonds, while CVD is preferred for high-purity diamonds suitable for semiconductor applications [3] - China's diamond production reached 2 billion carats last year, with gem-quality diamonds exceeding 12 million carats, representing 60% of global production [3] Market Potential - The diamond cooling market is projected to grow from $0.5 million in 2025 to $15.24 billion by 2030, with a compound annual growth rate of 214% [1][10] - The demand for high-performance cooling solutions is driven by the increasing thermal density of chips as the semiconductor industry advances towards smaller nodes [2] Key Companies Overview - Zhongbing Hongjian (中兵红箭) is a leading player in the industry, with a significant market share and advanced technology in diamond synthesis for high-end applications [5] - Huanghe Xuanfeng (黄河旋风) has achieved breakthroughs in CVD technology, producing diamonds over 10 carats and collaborating with universities on thermal management solutions [6] - Power Diamond (力量钻石) is recognized for its cost-effective HPHT production and is actively developing diamond materials for semiconductor cooling [7] - Sifangda (四方达) is expanding into CVD diamond production with a new super factory, aiming to become a major player in the market [8] - Guojijinggong (国机精工) is a dual leader in equipment and materials, benefiting from the industry's expansion cycle with a strong market presence [9] Future Outlook - The cultivated diamond industry is entering a phase of explosive growth, with competition intensifying as companies focus on technology, branding, and policy [10] - The market for diamond cooling solutions is expected to reshape the value chain of the diamond industry and influence the competitive landscape of next-generation computing technologies [10]

登录新浪财经APP 搜索【信披】查看更多考评等级 证券代码：301071 证券简称：力量钻石 公告编号：2025-043 河南省力量钻石股份有限公司 关于首发前员工持股平台股份减持计划实施完毕的公告 股东商丘汇力金刚石科技服务中心（有限合伙）保证向本公司提供的信息内容真实、准确、完整，没有 虚假记载、误导性陈述或重大遗漏。 本公司及董事会全体成员保证公告内容与信息披露义务人提供的信息一致。 特别提示： 1、商丘汇力金刚石科技服务中心（有限合伙）（以下简称"商丘汇力"）为公司首发前员工持股平台。 商丘汇力的持有人中，公司控股股东、实际控制人未参与本次股份减持计划，未参与本次股份减持收益 分配。 2、商丘汇力本次减持期间，分别通过集中竞价减持72,000股，通过大宗交易减持2,752,000股，共计减 持2,824,000股（占公司剔除回购专用账户中股份后的总股本比例1.1098%）。 河南省力量钻石股份有限公司（以下简称"公司"）于2025年8月8日在巨潮资讯网披露了《关于首发前员 工持股平台减持股份的预披露公告》（公告编号：2025-034）。公司首发前员工持股平台商丘汇力金刚 石科技服务中心（有限合伙）（以 ...

南财智讯9月26日电，力量钻石公告，商丘汇力金刚石科技服务中心（有限合伙）已完成股份减持计 划，通过集中竞价和大宗交易方式合计减持了282.40万股，占公司剔除回购专用账户中股份后的总股本 比例为1.11%。减持完成后，商丘汇力持有公司股份355.9999万股，占公司剔除回购专用账户中股份后 的总股本比例为1.3991%。此次减持计划符合相关法律法规，且未违反任何承诺。 ...

证券代码：301071 证券简称：力量钻石 公告编号：2025-043 1、减持股份来源：公司首次公开发行前已发行的股份（包括首次公开发行 股票后资本公积金转增股本取得的股份） 河南省力量钻石股份有限公司 关于首发前员工持股平台股份减持计划实施完毕的公告 股东商丘汇力金刚石科技服务中心（有限合伙）保证向本公司提供的信 息内容真实、准确、完整，没有虚假记载、误导性陈述或重大遗漏。 本公司及董事会全体成员保证公告内容与信息披露义务人提供的信息一 致。 特别提示： 1、商丘汇力金刚石科技服务中心（有限合伙）（以下简称"商丘汇力"）为 公司首发前员工持股平台。商丘汇力的持有人中，公司控股股东、实际控制人未 参与本次股份减持计划，未参与本次股份减持收益分配。 2、商丘汇力本次减持期间，分别通过集中竞价减持72,000股，通过大宗交 易减持2,752,000股，共计减持2,824,000股（占公司剔除回购专用账户中股份后的 总股本比例1.1098%）。 河南省力量钻石股份有限公司（以下简称"公司"）于2025年8月8日在巨潮 资讯网披露了《关于首发前员工持股平台减持股份的预披露公告》（公告编号： 2025-034）。公司 ...

Core Points - The non-metal materials sector experienced a decline of 1.8% on September 26, with Ningxin New Materials leading the drop [1] - The Shanghai Composite Index closed at 3828.11, down 0.65%, while the Shenzhen Component Index closed at 13209.0, down 1.76% [1] Stock Performance - Ningxin New Materials (code: 839719) closed at 14.98, down 5.85% with a trading volume of 69,300 shares [2] - Tianma New Materials (code: 838971) closed at 38.33, down 4.22% with a trading volume of 54,100 shares [2] - Quartz Co. (code: 603688) closed at 40.50, down 3.75% with a trading volume of 147,000 shares [2] - Lianrui New Materials (code: 688300) closed at 59.73, down 1.70% with a trading volume of 65,000 shares [2] - Longgao Co. (code: 605086) closed at 25.88, up 0.04% with a trading volume of 30,000 shares [2] Capital Flow - The non-metal materials sector saw a net outflow of 77.14 million yuan from main funds, while retail investors had a net inflow of 82.77 million yuan [2][3] - The main funds showed a net outflow in several stocks, including Lianrui New Materials with a net outflow of 21.85 million yuan and Quartz Co. with a net outflow of 44.29 million yuan [3] - Retail investors contributed positively to stocks like Longgao Co. and Lianrui New Materials, with net inflows of 34.99 million yuan and 19.14 million yuan respectively [3]

Market Overview - On September 25, the non-metal materials sector declined by 0.64%, with Bingyang Technology leading the drop [1] - The Shanghai Composite Index closed at 3853.3, down 0.01%, while the Shenzhen Component Index closed at 13445.9, up 0.67% [1] Stock Performance - Notable stock performances in the non-metal materials sector included: - Longgao Co., Ltd. (605086) closed at 25.87, up 1.05% with a trading volume of 23,300 shares and a turnover of 60.07 million yuan [1] - Suotong Development (603612) remained unchanged at 26.17 with a trading volume of 154,200 shares and a turnover of 404 million yuan [1] - Bingyang Technology (836675) closed at 10.92, down 4.29% with a trading volume of 22,000 shares and a turnover of 24.47 million yuan [2] Capital Flow - The non-metal materials sector experienced a net outflow of 105 million yuan from institutional investors, while retail investors saw a net inflow of 38.22 million yuan [2] - The capital flow for individual stocks showed: - Longgao Co., Ltd. had a net outflow of 220,300 yuan from institutional investors [3] - Strength Diamond (301071) faced a net outflow of 30.22 million yuan from institutional investors [3] - Suotong Development had a net inflow of 10.50 million yuan from retail investors [3]

Core Insights - The non-metal materials sector experienced a significant increase of 3.04% on September 24, with leading stock "Liangliang Diamond" rising by 7.46% [1] - The Shanghai Composite Index closed at 3853.64, up 0.83%, while the Shenzhen Component Index closed at 13356.14, up 1.8% [1] Stock Performance - "Liangliang Diamond" (301071) closed at 33.44 with a rise of 7.46%, trading volume of 145,300 shares and a transaction value of 480 million [1] - "Quartz Co." (603688) closed at 42.59, up 6.32%, with a trading volume of 365,000 shares and a transaction value of 1.512 billion [1] - "Lianrui New Materials" (688300) closed at 61.05, increasing by 4.27%, with a trading volume of 101,600 shares and a transaction value of 610 million [1] - Other notable stocks include "Ningxin New Materials" (839719) up 3.74% and "Dongfang Huayuan" (832175) up 2.83% [1] Capital Flow - The non-metal materials sector saw a net inflow of 265 million from institutional investors, while retail investors experienced a net outflow of 124 million [2] - The main stocks with significant capital flow include "Quartz Co." with a net inflow of 173 million from institutional investors and a net outflow of 97 million from retail investors [3] - "Lianrui New Materials" had a net inflow of 79.88 million from institutional investors, with retail investors also showing a net outflow [3]

Group 1 - Inno Laser increased by 11.02% [1] - Huanghe Xuanfeng rose by 9.24% [1] - *ST Yazhen saw a rise of 5.0% [1] - World, Power Diamond, and Hengsheng Energy all experienced gains exceeding 2% [1]