Core Viewpoint - Shandong Molong announced that its stock price experienced an abnormal fluctuation, with a cumulative increase of over 20% in closing prices over three consecutive trading days [1] Summary by Relevant Sections - Stock Price Movement - The stock price of Shandong Molong increased significantly, with a cumulative rise exceeding 20% over the trading days of October 17, 20, and 21, 2025 [1] - Company Disclosure - The company confirmed that there were no corrections or supplements needed for previously disclosed information [1] - No recent media reports were found that could have significantly impacted the stock price with undisclosed major information [1] - Operational Status - The company stated that there have been no significant changes in its production and operational environment recently, nor are any expected [1] - Shareholder Activity - The company, its controlling shareholders, and actual controllers have not engaged in any stock trading activities during the period of abnormal price fluctuation [1]

证券代码：002490 证券简称：山东墨龙 公告编号：2025-060 山东墨龙石油机械股份有限公司 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。 一、股票交易异常波动的情况介绍 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、近期公司生产经营情况及内外部经营环境未发生重大变化或预计将要发 生重大变化； 4、公司、控股股东和实际控制人不存在关于本公司的应披露而未披露的重 大事项；公司控股股东、实际控制人在股票异常波动期间不存在买卖公司股票的 情形。 三、是否存在应披露而未披露信息的说明 山东墨龙石油机械股份有限公司（以下简称"公司"或"本公司"）股票（证 券简称：山东墨龙，证券代码：002490）连续三个交易日（2025 年 10 月 17 日、 2025 年 10 月 20 日、2025 年 10 月 21 日）收盘价涨幅偏离值累计超过 20%，根 据《深圳证券交易所交易规则》的规定，属于股票交易异常波动的情况。 二、公司关注及核实情况说明 针对公司股票交易异常波动，公司董事会通过问询 ...

公司董事会确认，公司目前没有任何根据《深圳证券交易所股票上市规则》等规定应予以披露而未披露 的事项或与该事项有关的筹画、商谈、意向、协议等;公司董事会也未获悉公司有根据《深圳证券交易 所股票上市规则》的有关规定应予以披露而未披露的、对公司股票及其衍生品种交易价格产生较大影响 的资讯;公司前期披露的资讯不存在需要更正、补充之处。 针对公司股票交易异常波动，公司董事会通过问询等方式，对公司控股股东、实际控制人就相关问题进 行了核实，现将有关情况说明如下：1、公司前期披露的资讯不存在需要更正、补充之处;2、公司未发 现近期公共传媒报导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资讯;3、近期公司生 产经营情况及内外部经营环境未发生重大变化或预计将要发生重大变化;4、公司、控股股东及实际控制 人不存在关于公司的应披露而未披露的重大事项;公司控股股东、实际控制人在股票异常波动期间不存 在买卖公司股票的情形。 山东墨龙（002490）(00568)发布公告，公司A股股票连续三个交易日(2025年10月17日、2025年10月20 日、2025年10月21日)收盘价涨幅偏离值累计超过20%，根据《深圳证券交易所交 ...

Core Points - Shandong Molong (00568) announced that its A-share stock price experienced a cumulative deviation of over 20% in closing price over three consecutive trading days (October 17, 20, and 21, 2025), which is classified as abnormal stock trading activity [1] - The company's board of directors conducted inquiries and verified with the controlling shareholder and actual controller regarding the stock price fluctuations, confirming no undisclosed significant information affecting the stock price [1][2] - The company stated that there have been no significant changes in its production and operational environment recently, nor are any expected [1] Summary by Sections Stock Trading Activity - The stock price of Shandong Molong has shown a significant increase, with a cumulative rise exceeding 20% over three trading days [1] - This situation falls under the category of abnormal trading activity as per the Shenzhen Stock Exchange regulations [1] Company Verification - The board confirmed that there are no undisclosed matters that should be reported according to the Shenzhen Stock Exchange listing rules [2] - The company has not identified any significant information in public media that could impact the stock price [1][2] - Previous disclosures by the company do not require any corrections or supplements [2] Operational Status - The company reported that there have been no major changes in its operational conditions or external business environment [1] - The controlling shareholder and actual controller have not engaged in buying or selling the company's stock during the period of abnormal trading [1]

每经AI快讯，10月21日，山东墨龙（002490）(002490.SZ)公告称，公司股票连续三个交易日收盘价涨 幅偏离值累计超过20%，属于股票交易异常波动情况。经核实，公司前期披露的信息不存在需要更正、 补充之处，近期公司生产经营情况及内外部经营环境未发生重大变化，公司、控股股东和实际控制人不 存在关于本公司的应披露而未披露的重大事项。 ...

格隆汇10月21日丨山东墨龙(00568.HK)发布公告，公司A股股票连续三个交易日(2025年10月17日、20 日、21日)收盘价涨幅偏离值累计超过20%，根据《深圳证券交易所交易规则》的规定，属于股票交易 异常波动的情况。 公司董事会确认，公司目前没有任何根据《深圳证券交易所股票上市规则》等规定应予以披露而未披露 的事项或与该事项有关的筹画、商谈、意向、协议等；公司董事会也未获悉公司有根据《深圳证券交易 所股票上市规则》的有关规定应予以披露而未披露的、对公司股票及其衍生品种交易价格产生较大影响 的资讯；公司前期披露的资讯不存在需要更正、补充之处。 ...

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Core Insights - The article highlights the current premium rates of AH shares, with Northeast Electric (00042) leading at a premium rate of 881.82% [1] - The bottom three in terms of premium rates are Ningde Times (03750) at -17.23%, China Merchants Bank (03968) at 1.09%, and Hengrui Medicine (01276) at 1.64% [1] - The article also discusses the deviation values of these stocks, indicating significant discrepancies between their A-shares and H-shares [1] Premium Rate Rankings - The top three AH shares by premium rate are: 1. Northeast Electric (00042) with a premium rate of 881.82% and a deviation value of 68.11% [1] 2. Hongye Futures (03678) with a premium rate of 248.18% and a deviation value of 18.60% [2] 3. Zhejiang Shibao (01057) with a premium rate of 247.12% and a deviation value of 23.76% [1] - The bottom three AH shares by premium rate are: 1. Ningde Times (03750) with a premium rate of -17.23% and a deviation value of -2.71% [1] 2. China Merchants Bank (03968) with a premium rate of 1.09% and a deviation value of -3.46% [1] 3. Hengrui Medicine (01276) with a premium rate of 1.64% and a deviation value of 4.78% [1] Deviation Value Rankings - The top three AH shares by deviation value are: 1. Northeast Electric (00042) with a deviation value of 68.11% [1] 2. Shandong Molong (00568) with a deviation value of 29.50% [1] 3. Changfei Optical Fiber (06869) with a deviation value of 28.06% [1] - The bottom three AH shares by deviation value are: 1. Shanghai Electric (02727) with a deviation value of -27.72% [2] 2. China Foreign Transport (00598) with a deviation value of -17.01% [2] 3. COSCO Shipping Energy (01138) with a deviation value of -15.18% [2]

Group 1 - Shandong Molong (00568.HK) experienced a significant increase, rising over 7% [1] - The company's A-shares reached the daily limit, indicating strong market interest [1] - As of the report, the stock price rose by 7.67%, reaching 4.49 HKD, with a trading volume of 10.66 billion HKD [1]

Core Viewpoint - Shandong Molong (00568) shares have surged over 7%, reaching a trading limit today, with a current price of 4.49 HKD and a trading volume of 1.066 billion HKD [1] Group 1: Company Performance - Shandong Molong's stock price increased by 7.67% [1] - The trading volume for the company reached 10.66 billion HKD [1] Group 2: Industry Context - The Ministry of Natural Resources has announced that during the "14th Five-Year Plan" period, standardization efforts will focus on emerging and future industries, particularly in deep-sea and deep-earth sectors [1] - The "deep-earth economy" encompasses economic activities and industrial chains related to the development of deep-earth resources and space utilization, including resource exploration (oil, gas, minerals), underground space construction (energy storage, transportation, urban facilities), core equipment manufacturing, and technical services [1]