Core Viewpoint - On January 26, 2023, Wald (688028) closed at 100.18 CNY, marking a 15.19% increase, with a trading volume of 1.365 billion CNY and a turnover rate of 9.30% [2] Group 1: Trading Performance - The stock was listed on the daily trading list due to its closing price increase of 15% [2] - The stock experienced a trading range of 20.24% throughout the day [2] - The total transaction amount for the day was 1.365 billion CNY [2] Group 2: Institutional Activity - The top five trading departments accounted for a total transaction of 438 million CNY, with a net buying of 217 million CNY [2] - Among the top five buying departments, three were institutional special seats, with buying amounts of 103.33 million CNY, 40.76 million CNY, and 39.11 million CNY respectively [2] - The Shanghai-Hong Kong Stock Connect was the second-largest buying department, with a buying amount of 85.87 million CNY [2] Group 3: Selling Activity - The Shanghai-Hong Kong Stock Connect was the largest selling department, with a selling amount of 31.33 million CNY [3] - The total selling amount from the top selling departments was 79.27 million CNY [3] - Institutional special seats had a net buying of 183 million CNY for the day [2][3] Group 4: Fund Flow - The stock saw a net outflow of 99.10 million CNY in main funds for the day [3] - Over the past six months, the stock has appeared on the trading list six times, with an average price drop of 1.39% the next day and an average increase of 4.97% over the following five days [3]

Group 1 - The stock of Wald increased by 15.19% with a trading volume of 1.365 billion yuan and a turnover rate of 9.30% [1] - The post-market data shows that the Shanghai Stock Connect special seat bought 85.8667 million yuan and sold 31.3253 million yuan [1] - Three institutional special seats had a net purchase of 183 million yuan [1]

Group 1 - The A-share cultivated diamond sector experienced a short-term surge, with companies like Jing Sheng Mechanical and Electrical reaching the daily limit, while Huanghe Xuanfeng, Huifeng Diamond, Power Diamond, and World also saw significant increases [1] - A research team successfully developed aerospace-grade packaged single crystal diamond radiation detectors, which promotes the application of diamond detectors in space payloads [1]

Group 1 - The general equipment sector increased by 0.4% on January 22, with Rui Xin Technology leading the gains [1] - The Shanghai Composite Index closed at 4122.58, up 0.14%, while the Shenzhen Component Index closed at 14327.05, up 0.5% [1] - Rui Xin Technology's stock price rose by 19.98% to 21.62, with a trading volume of 282,800 shares and a transaction value of 576 million yuan [1] Group 2 - The general equipment sector saw a net inflow of 787 million yuan from institutional investors, while retail investors experienced a net outflow of 645 million yuan [2] - The top gainers in the general equipment sector included Youji Co., Ltd. with an 11.76% increase and Tengda Technology with a 10.01% increase [1] - The stock of Lio Co., Ltd. fell by 10.04% to 8.42, with a trading volume of 343,700 shares and a transaction value of 289 million yuan [2] Group 3 - Snowman Group had a net inflow of 665 million yuan from institutional investors, while retail investors had a net outflow of 489 million yuan [3] - The stock of Giant Lifting Tools saw a net inflow of 310 million yuan from institutional investors, with a net outflow of 169 million yuan from retail investors [3] - Tengda Technology experienced a net inflow of 164 million yuan from institutional investors, while retail investors had a net outflow of 74 million yuan [3]

证券代码：688028 证券简称：沃尔德 公告编号：2026-005 北京沃尔德金刚石工具股份有限公司董事会薪酬与考核委员会 关于 2026 年限制性股票激励计划首次授予部分激励对象名单和 2026 年股票增值权激励计划激励对象名单的公示情况说明及核查意见 （二）核查方式 薪酬委员会核查了 2026 年限制性股票激励计划首次授予部分激励对象名单 和 2026 年股票增值权激励计划激励对象名单及上述激励对象的身份证信息、劳 动合同或聘用合同以及在公司担任的职务等信息。 二、薪酬委员会核查意见 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、准确性和完整性依法承担法律责任。 北京沃尔德金刚石工具股份有限公司（以下简称"公司"）于 2026 年 1 月 12 日召开了第四届董事会第十四次会议，审议通过了《关于<北京沃尔德金刚石工 具股份有限公司 2026 年限制性股票激励计划（草案）>及其摘要的议案》《关于< 北京沃尔德金刚石工具股份有限公司 2026 年股票增值权激励计划（草案）>及其 摘要的议案》等相关议案，公司董事会薪酬与考核委员会（以下简称"薪酬委员 会 ...

北京沃尔德金刚石工具股份有限公司 2026 年第一次临时股东会会议资料 证券代码：688028 证券简称：沃尔德 1 北京沃尔德金刚石工具股份有限公司 2026 年第一次临时股东会会议资料 目 录 | 2026年第一次临时股东会会议须知 3 | | --- | | 2026年第一次临时股东会投票议程 5 | | 2026年第一次临时股东会议案 7 | | 议案一《关于<北京沃尔德金刚石工具股份有限公司 2026 年限制性股票激励计划 | | （草案）>及其摘要的议案》 7 | | 议案二《关于<北京沃尔德金刚石工具股份有限公司 2026 年限制性股票激励计划 | | 实施考核管理办法>的议案》 8 | | 议案三《关于<北京沃尔德金刚石工具股份有限公司 2026 年股票增值权激励计划 | | （草案）>及其摘要的议案》 9 | | 议案四《关于<北京沃尔德金刚石工具股份有限公司 2026 年股票增值权激励计划 | | 实施考核管理办法>的议案》 10 | | 议案五《关于提请股东会授权董事会办理公司股权激励计划相关事宜的议 | | 案》 11 | 2 北京沃尔德金刚石工具股份有限公司 2026 年第一次临时股 ...

Group 1 - The superhard materials sector experienced a significant upward movement on January 22, with notable stocks such as Yujing Co. and Boyun New Materials hitting the daily limit up [2] - Other companies in the sector, including World and Sifangda, also saw increases in their stock prices, indicating a broader positive trend within the industry [2]

Group 1 - The company has established subsidiaries in Germany and Mexico to expand its overseas market operations [1] - The company's overseas business covers multiple countries and regions, including Europe and North America [1] - The company did not disclose the specific revenue proportion from its business in the EU region [1]

Core Viewpoint - The company emphasizes that its collaborations with clients are based on normal business logic and market principles, adhering to standardized commercial processes [1] Group 1 - The company maintains confidentiality regarding specific clients, orders, and testing information, stating that it cannot discuss these details without client permission [1] - The company commits to timely disclosure of significant business collaborations in accordance with relevant laws and regulations [1]

Core Viewpoint - The company, World, is focusing on the future development of diamond micro-drills primarily for PCB board and semiconductor applications, particularly in the processing of holes in high-hardness brittle materials [1] Group 1: Semiconductor Applications - The company has achieved a certain leading advantage in the processing of holes in high-hardness brittle materials for semiconductor applications [1] - The product range, application cases, and revenue scale in this area are gradually increasing [1] Group 2: PCB Board Applications - The processing of holes in PCB boards is identified as a key downstream industry for the company's future development [1] - Currently, this area is still in the research and validation stage and has not yet generated operating revenue [1] - There is significant uncertainty regarding its potential contribution to the company's operating performance in the future [1]