内容概要：数据库管理系统（DBMS）是一种操纵和管理数据库的大型软件，用于存储、管理和维护数 据库。它对数据库进行统一的管理和控制，以保证数据库的安全性和完整性。通俗来说，数据库管理系 统是用来管理数据库的系统，使得数据库的管理和使用更加科学、方便和安全。数据库作为承载数据存 算的核心底座，是数字经济发展的重要支撑，更是企业数智化转型的关键环节。过去几年，全球数据库 新技术、新业态、新模式不断涌现；我国数据库的应用创新工作在重点行业和领域快速推进，行业规模 不断壮大。CCSA TC601数据显示，2024年全球数据库市场规模约为1154亿美元，其中中国数据库市场 规模为83.7亿美元（约596.2亿元人民币），占全球7.3%。1964 年，查尔斯·巴赫曼开发了全球第一个数 据库管理系统-网状数据库管理系统（IDS），解决了层次结构无法针对复杂数据关系进行建模 的问 题。随后数据库管理系统不断发展，到2024年全球数据库管理系统（DBMS）市场规模已达627.3亿美 元，持续领跑平台软件市场。聚焦中国市场，随着数据库的不断发展，对数据库管理和维护的需求不断 攀升，为数据库管理系统市场带来了广阔的发展空间，行业增 ...

海量数据（603138）(603138.SH)发布公告，公司董事会于近日收到董事、高级管理人员屈惠强发来的 《关于拟减持北京海量数据技术股份有限公司股票的告知函》，屈惠强因个人资金需求，自公告披露之 日起15个交易日后3个月内，拟通过集中竞价方式减持其所持有的公司股份合计不超过2.5万股，约占公 司股份总数的0.0085%，占其直接持有股份总数的25%。 ...

Core Viewpoint - The announcement details a share reduction plan by a senior executive of Beijing Haoliang Data Technology Co., Ltd., specifically Mr. Qu Huqiang, due to personal financial needs, which will not significantly impact the company's governance or control structure [2][3][7]. Group 1: Shareholding Information - As of the announcement date, Mr. Qu Huqiang holds 100,000 shares, representing 0.0340% of the company's total share capital, acquired through a restricted stock incentive plan [2]. - The planned reduction involves selling up to 25,000 shares, approximately 0.0085% of the total shares, which constitutes 25% of his directly held shares [3]. Group 2: Reduction Plan Details - The reduction will occur through centralized bidding within three months after a 15-trading-day period following the announcement [3]. - The selling price will be determined based on market conditions at the time of the sale, and any changes in share capital during the reduction period will adjust the number of shares to be sold accordingly [3]. Group 3: Risk and Compliance - The reduction plan is compliant with relevant laws and regulations, including the Company Law and Securities Law of the People's Republic of China [7]. - The company assures that the reduction will not lead to a change in control, as Mr. Qu's shareholding is minimal [7].

（文章来源：证券日报） 证券日报网讯 11月5日晚间，海量数据发布公告称，截至本次公告日，公司董事、高级管理人员屈惠强 先生持有公司股份100，000股，占公司当前总股本的0.0340%。屈惠强先生因个人资金需求，自本公告 披露之日起15个交易日后3个月内，拟通过集中竞价方式减持其所持有的公司股份合计不超过25，000 股，约占公司股份总数的0.0085%，占其直接持有股份总数的25%。 ...

海量数据11月5日晚间公告，公司董事、高级管理人员屈惠强因个人资金需求，计划自公告披露之日起 15个交易日后的3个月内，通过集中竞价方式减持公司股份不超过2.5万股，即不超过公司总股本的 0.0085%。减持价格将根据减持时的市场价格确定。本次减持计划实施具有不确定性。 ...

证券代码：603138 证券简称：海量数据 公告编号：2025-071 北京海量数据技术股份有限公司 董事、高级管理人员减持股份计划公告 本公司董事会、全体董事及相关股东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、准确性和完整性承担法律责任。 | 股东名称 | 屈惠强 | | | | --- | --- | --- | --- | | 股东身份 | 控股股东、实控人及一致行动人 | □是 | √否 | | | 直接持股 5%以上股东 | □是 | √否 | | | 董事、监事和高级管理人员 | √是 | □否 | | | 其他：不适用 | | | | 持股数量 | 100,000股 | | | | 持股比例 | 0.0340% | | | | 当前持股股份来源 | 股权激励取得：100,000股 | | | 一、减持主体的基本情况 1 上述减持主体无一致行动人。 二、减持计划的主要内容 重要内容提示： 董事、高级管理人员持股的基本情况 截至本次公告日，北京海量数据技术股份有限公司（以下简称"公司"）董 事、高级管理人员屈惠强先生持有公司股份 100,000 股，占公司当前总 ...

Core Viewpoint - The company, Haima Data (603138.SH), announced that its board received a notice from director and senior executive Qu Huqiang regarding a planned reduction of shareholding due to personal financial needs [1] Summary by Relevant Sections Shareholding Reduction - Qu Huqiang intends to reduce his holdings by up to 25,000 shares, which represents approximately 0.0085% of the company's total shares and 25% of his directly held shares [1] Timing and Method - The reduction is planned to occur within three months after a 15 trading day period following the announcement, using a centralized bidding method [1] Pricing - The reduction price will be determined based on the market price at the time of the sale [1]

（记者 曾健辉） 截至发稿，海量数据市值为47亿元。 每经头条（nbdtoutiao）——36天，美国联邦政府"停摆"创纪录！航空濒临关闭，军饷发放困难，债务 增超6000亿美元...... 每经AI快讯，海量数据（SH 603138，收盘价：15.85元）11月5日晚间发布公告称，截至本次公告日， 北京海量数据技术股份有限公司董事、高级管理人员屈惠强先生持有公司股份10万股，占公司当前总股 本的0.034%，股份来源为限制性股票激励计划授予取得。公司董事会于近日收到屈惠强先生发来的 《关于拟减持北京海量数据技术股份有限公司股票的告知函》，屈惠强先生因个人资金需求，自本公告 披露之日起15个交易日后3个月内，拟通过集中竞价方式减持其所持有的公司股份合计不超过约2.5万 股，约占公司股份总数的0.0085%，占其直接持有股份总数的25%。减持价格根据减持时的市场价格确 定。若减持计划实施期间公司有送股、资本公积金转增股本等股份变动事项，相关减持数量将相应进行 调整。 2025年1至6月份，海量数据的营业收入构成为：软件和信息技术服务业占比99.58%，其他业务占比 0.42%。 ...

Core Viewpoint - The company, Haima Data (603138.SH), announced that its director and senior executive, Qu Huqiang, plans to reduce his shareholding due to personal financial needs, which may impact investor sentiment and stock performance [1] Summary by Relevant Sections - **Shareholding Reduction** - Qu Huqiang intends to reduce his holdings by no more than 25,000 shares, which represents approximately 0.0085% of the company's total shares [1] - **Timeline for Reduction** - The reduction will occur within three months after a 15 trading day period following the announcement [1] - **Impact on Direct Holdings** - The shares to be sold constitute 25% of Qu Huqiang's directly held shares [1]

Core Insights - The company reported a revenue of 423 million yuan for the first three quarters of 2025, representing a year-on-year growth of 18.77%, and a net profit of 180 million yuan, up 38.62% year-on-year [1] - The significant increase in sales revenue from OLED terminal materials is identified as the main driver of the company's performance growth [1] Financial Performance - In Q3 2025, the company achieved a revenue of 131 million yuan, marking an 18.6% increase year-on-year, with a net profit of 53.39 million yuan, up 43.3% year-on-year [1] - Cumulatively, from 2022 to 2024, the company has implemented cash dividends totaling 165 million yuan, with a cash dividend of 71.89 million yuan in the first half of 2025, accounting for 56.85% of the net profit for that period [5] R&D and Innovation - The company has invested 49.29 million yuan in R&D in the first three quarters of 2025, which is 11.65% of its revenue [2] - As of June 30, 2025, the company has applied for 1,030 patents, with 384 granted, covering various countries and regions, establishing a global intellectual property network [2] - The company is also developing an AI research platform to optimize material synthesis and device mechanisms based on its extensive data in OLED terminal materials [2] Market Position and Strategy - The company has established long-term partnerships with leading OLED panel manufacturers, diversifying its customer base and product matrix [3] - The domestic OLED market is experiencing rapid growth, with the company benefiting from the increasing global market share of Chinese OLED screens [3] - The company is actively exploring new fields such as silicon-based OLEDs, with some materials already passing mass production tests [3] Shareholder Returns - The company has maintained an active dividend policy since its listing, with plans for a new share buyback program of 50 to 100 million yuan [5] - The company has launched a three-year shareholder dividend return plan aimed at creating a "long-term, stable, and sustainable" value return mechanism [5]