Core Viewpoint - The announcement from Power Diamond indicates a significant reduction in shareholding by its controlling shareholder, which may impact investor sentiment and market perception of the company [1] Group 1: Shareholding Changes - The controlling shareholder, Li Aizhen, plans to reduce holdings by selling 2,210,400 shares from December 3, 2025, to January 14, 2026, representing 0.85% of the total share capital [1] - After the reduction, Li Aizhen's direct shareholding will decrease to 33,789,600 shares, which constitutes 12.98% of the total share capital [1]

Core Viewpoint - The announcement indicates a reduction in the shareholding of the controlling shareholder and their concerted actors, which does not significantly impact the company's ongoing operations [1] Group 1: Shareholding Changes - The total shares held by the controlling shareholder and their concerted actors decreased from 127,108,261 shares to 124,897,861 shares [1] - The shareholding percentage of the controlling shareholder and their concerted actors fell from 48.84% to 47.99% of the total share capital [1] - The reduction was due to Ms. Li Aizhen, a concerted actor, selling a total of 2,210,400 shares through centralized bidding, representing 0.85% of the company's total share capital [1] Group 2: Impact and Future Actions - There has been no change in the identity of the controlling shareholder and actual controller, indicating stability in the company's governance [1] - The reduction in shareholding is not expected to have a significant impact on the company's ongoing operations [1] - As of the date of the announcement, Ms. Li Aizhen's share reduction plan has not been fully executed, and the company will continue to fulfill its information disclosure obligations [1]

证券代码：301071 证券简称：力量钻石 公告编号：2026-001 河南省力量钻石股份有限公司 关于控股股东、实际控制人的一致行动人减持股份权益变动 触及 1%刻度的公告 3、本次权益变动不会导致公司控股股东及实际控制人发生变化，不会对公 司持续经营产生重大影响。 河南省力量钻石股份有限公司（以下简称"公司"）于2025年10月23日披露了 《关于控股股东、实际控制人的一致行动人减持股份预披露公告》（公告编号： 2025-044），直接持有公司股份36,000,000股（占公司剔除回购专用账户中股份 后的总股本比例14.15%）的控股股东、实际控制人的一致行动人李爱真女士，计 划自本公告披露日起15个交易日后3个月内通过集中竞价、大宗交易或两者相结 合的方式合计减持公司股份不超过7,633,500股（占公司剔除回购专用账户中股份 后的总股本比例3.00%）。其中，通过证券交易所集中竞价交易方式进行减持的 ，任意连续90个自然日内减持股份的总数不超过公司股份总数的1%；通过大宗 交易方式进行减持的，任意连续90个自然日内减持股份的总数不超过公司股份总 数的2%。 近日，公司收到李爱真女士出具的《股份减持告知 ...

Core Viewpoint - The non-metal materials sector experienced a rise of 2.25% on January 15, with Lianrui New Materials leading the gains, while the Shanghai Composite Index fell by 0.33% and the Shenzhen Component Index increased by 0.41% [1]. Group 1: Market Performance - Lianrui New Materials closed at 64.65, up 6.74%, with a trading volume of 83,900 shares and a transaction value of 529 million yuan [1]. - Quartz Co. closed at 39.66, up 3.42%, with a trading volume of 177,000 shares and a transaction value of 695 million yuan [1]. - KunCai Technology closed at 17.82, up 0.96%, with a trading volume of less than 32,600 shares and a transaction value of 57.83 million yuan [1]. Group 2: Capital Flow - The non-metal materials sector saw a net inflow of 25.06 million yuan from main funds, while retail investors experienced a net outflow of 46.06 million yuan [2]. - The main funds' net inflow for Quartz Co. was 61.81 million yuan, while retail investors had a net outflow of 67.61 million yuan [3]. - Lianrui New Materials had a main fund net inflow of 4.49 million yuan, with retail investors showing a net outflow of 6.32 million yuan [3].

Market Overview - The non-metal materials sector experienced a decline of 2.06% on January 13, with Changjiang Materials leading the drop [1] - The Shanghai Composite Index closed at 4138.76, down 0.64%, while the Shenzhen Component Index closed at 14169.4, down 1.37% [1] Stock Performance - Notable stock performances in the non-metal materials sector included: - Bingyang Technology: Closed at 10.69, up 1.42% with a trading volume of 45,000 shares [1] - Qilu Huaxin: Closed at 7.84, up 0.90% with a trading volume of 24,500 shares [1] - Changjiang Materials: Closed at 28.15, down 3.89% with a trading volume of 110,000 shares and a transaction value of 315 million [2] - Longgao Co.: Closed at 47.40, down 1.50% with a trading volume of 58,900 shares and a transaction value of 282 million [2] Capital Flow - The non-metal materials sector saw a net outflow of 189 million from institutional investors, while retail investors had a net inflow of 105 million [2] - The capital flow for specific stocks included: - Kuncai Technology: Net inflow of 743.95 thousand from institutional investors [3] - Longgao Co.: Net outflow of 3004.40 thousand from institutional investors [3] - Strength Diamond: Net inflow of 2396.86 thousand from retail investors [3]

Core Viewpoint - The non-metal materials sector experienced a slight increase of 0.09% on January 12, with Changjiang Materials leading the gains. The Shanghai Composite Index closed at 4165.29, up 1.09%, while the Shenzhen Component Index closed at 14366.91, up 1.75% [1]. Group 1: Stock Performance - Changjiang Materials (001296) closed at 29.29, with a rise of 3.68% and a trading volume of 157,300 shares, amounting to a transaction value of 458 million yuan [1]. - Dongfang Suosuo (920175) closed at 12.20, increasing by 3.39% with a trading volume of 37,000 shares, totaling 44.41 million yuan [1]. - Tianma New Materials (920971) closed at 32.97, up 2.71% with a trading volume of 45,200 shares, resulting in a transaction value of 146 million yuan [1]. - Other notable stocks include Ningxin New Materials (920719) at 13.65 (+2.32%), Qilu Huaxin (920832) at 7.77 (+2.24%), and Kuncai Technology (603826) at 17.77 (+2.07%) [1]. Group 2: Capital Flow - The non-metal materials sector saw a net outflow of 147 million yuan from institutional investors, while retail investors contributed a net inflow of 126 million yuan [2]. - The capital flow data indicates that Longgao Co. (605086) had a net outflow of 26.79 million yuan from institutional investors, while retail investors contributed a net inflow of 26.81 million yuan [3]. - Changjiang Materials (001296) experienced a net inflow of 14.46 million yuan from institutional investors, with a net outflow of 19.11 million yuan from retail investors [3].

证券之星消息，1月8日非金属材料板块较上一交易日下跌0.31%，联瑞新材领跌。当日上证指数报收于 4082.98，下跌0.07%。深证成指报收于13959.48，下跌0.51%。非金属材料板块个股涨跌见下表： | 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | | 成交额(元) | | | --- | --- | --- | --- | --- | --- | --- | --- | | 605086 | 龙高股份 | 48.88 | 9.99% | | 6.11万 | | 2.86亿 | | 001296 | 长江材料 | 26.90 | 2.44% | | 5.47万 | 1.45亿 | | | 301071 | 力量钻石 | 37.90 | 1.88% | | 15.42万 | | 5.88 (Z | | 920675 | 秉扬科技 | 10.35 | 0.88% | | 1.58万 | 1628.08万 | | | 920175 | 东方恢袁 | 11.77 | 0.77% | | 1.72万 | 2005.15万 | | | 920971 | 天马新材 | 32.00 | 0.60% ...

Group 1 - The superhard materials index increased by 2% during intraday trading [1] - Among the constituent stocks, Huanghe Xuanfeng rose by 7.43% [1] - Yujing Co., Ltd. saw an increase of 6.63% [1] - Sifangda experienced a rise of 3.29% [1] - Huifeng Diamond increased by 2.44% [1] - Power Diamond rose by 2.31% [1]

Core Viewpoint - The cultivated diamond and superhard materials sector experienced a significant intraday surge, with Huanghe Xuanfeng hitting the daily limit, Sifangda rising over 5%, and Huifeng Diamond, Power Diamond, and Chujing New Materials also showing upward trends [1] Company Performance - Huanghe Xuanfeng reached the daily limit, indicating strong investor interest and confidence in the company's stock performance [1] - Sifangda saw an increase of over 5%, reflecting positive market sentiment towards its business prospects [1] - Other companies in the sector, including Huifeng Diamond, Power Diamond, and Chujing New Materials, also experienced gains, suggesting a broader rally in the cultivated diamond and superhard materials market [1]

Market Overview - The non-metal materials sector increased by 1.18% on January 7, with Suotong Development leading the gains [1] - The Shanghai Composite Index closed at 4085.77, up 0.05%, while the Shenzhen Component Index closed at 14030.56, up 0.06% [1] Stock Performance - Suotong Development (603612) closed at 26.61, up 3.06%, with a trading volume of 335,200 shares and a transaction value of 892 million yuan [1] - Lianrui New Materials (688300) closed at 65.70, up 2.02%, with a trading volume of 93,900 shares and a transaction value of 614 million yuan [1] - Quartz Co. (603688) closed at 39.66, up 1.82%, with a trading volume of 173,800 shares and a transaction value of 686 million yuan [1] - Other notable stocks include: - Bingyang Technology (920675) at 10.26, up 1.18% [1] - Qilu Huaxin (920832) at 7.55, up 0.80% [1] - Power Diamond (301071) at 37.20, up 0.57% [1] - Longgao Co. (605086) at 44.44, down 0.58% [1] Capital Flow - The non-metal materials sector saw a net inflow of 5.9387 million yuan from institutional investors, while retail investors had a net inflow of 2.5843 million yuan [2] - However, speculative funds experienced a net outflow of 8.523 million yuan [2] Individual Stock Capital Flow - Quartz Co. (603688) had a net inflow of 22.5196 million yuan from institutional investors, while it faced a net outflow of 18.8964 million yuan from speculative funds [3] - Lianrui New Materials (688300) saw a net inflow of 20.5615 million yuan from institutional investors, with a net outflow of 1.3387 million yuan from speculative funds [3] - Power Diamond (301071) had a net inflow of 18.0868 million yuan from institutional investors, but a net outflow of 25.8773 million yuan from retail investors [3] - Other stocks like Longgao Co. (605086) and Qilu Huaxin (920832) experienced mixed capital flows, with significant outflows from speculative and retail investors [3]