Group 1 - The top three companies with the highest AH premium rates are Northeast Electric (00042) at 900.00%, Hongye Futures (03678) at 272.78%, and Sinopec Oilfield Service (01033) at 262.34% [1] - The bottom three companies with the lowest AH premium rates are CATL (03750) at -5.04%, China Merchants Bank (03968) at -0.84%, and Heng Rui Medicine (01276) at 2.24% [1] - The companies with the highest deviation values are Guanghe Tong (00638) at 43.63%, Northeast Electric (00042) at 37.21%, and Beijing Jingcheng Machinery Electric (00187) at 23.54% [1] Group 2 - The top ten AH stocks by premium rate include Zhejiang Shibao (01057) at 261.04%, Beijing Jingcheng Machinery Electric (00187) at 247.49%, and Chenming Paper (01812) at 244.44% [1] - The bottom ten AH stocks by premium rate include Weichai Power (02338) at 5.66%, Midea Group (00300) at 8.00%, and Zijin Mining (02899) at 8.86% [2] - The top ten AH stocks by deviation value also include Dazhong Public Utilities (01635) at 17.92% and Shandong Xinhua Pharmaceutical (00719) at 12.79% [2]

中石化华东石油工程有限公司，成立于2012年，位于南京市，是一家以从事土木工程建筑业为主的企 业。企业注册资本86429.68万人民币。通过天眼查大数据分析，中石化华东石油工程有限公司共对外投 资了3家企业，参与招投标项目2405次，财产线索方面有商标信息1条，专利信息282条，此外企业还拥 有行政许可52个。 声明：市场有风险，投资需谨慎。本文为AI基于第三方数据生成，仅供参考，不构成个人投资建议。 来源：市场资讯 国家知识产权局信息显示，中石化石油工程技术服务股份有限公司、中石化华东石油工程有限公司取得 一项名为"页岩油气水平井防埋钻进管柱及多掉块地层解卡工艺"的专利，授权公告号CN119957080B， 申请日期为2023年11月。 天眼查资料显示，中石化石油工程技术服务股份有限公司，成立于1994年，位于北京市，是一家以从事 开采专业及辅助性活动为主的企业。企业注册资本1898434.0033万人民币。通过天眼查大数据分析，中 石化石油工程技术服务股份有限公司共对外投资了14家企业，参与招投标项目153次，财产线索方面有 商标信息1条，专利信息5000条，此外企业还拥有行政许可2个。 ...

Core Insights - The article highlights the top and bottom AH premium rates for various stocks as of December 1, with Northeast Electric (00042) leading with a premium rate of 881.82% [1] - The article also lists the stocks with the highest and lowest deviation values, indicating significant discrepancies between their A-shares and H-shares [1] Summary of Top AH Premium Rates - Northeast Electric (00042) has the highest AH premium rate at 881.82%, followed by Hongye Futures (03678) at 274.55% and Sinopec Oilfield Service (01033) at 269.74% [1] - The top ten stocks with high premium rates include Zhejiang Shibao (01057) at 261.98% and Chenming Paper (01812) at 245.83% [1] Summary of Bottom AH Premium Rates - The stocks with the lowest AH premium rates include Ningde Times (03750) at -5.03%, China Merchants Bank (03968) at -1.36%, and Heng Rui Medicine (01276) at 1.50% [1] - Other notable mentions in the bottom list include Weichai Power (02338) at 6.45% and Midea Group (00300) at 7.66% [1] Summary of Deviation Values - The stocks with the highest deviation values are Guanghe Communication (00638) at 31.56%, Dazhong Public Utilities (01635) at 23.38%, and Beijing Jingcheng Machinery Electric (00187) at 20.11% [1] - Conversely, the stocks with the lowest deviation values include Jiangsu Ninghu Expressway (00177) at -13.73%, Junsheng Electronics (00699) at -12.81%, and China Life (02628) at -11.45% [1]

呈交日期: 2025年12月1日 I. 法定/註冊股本變動 股份發行人及根據《上市規則》第十九B章上市的香港預託證券發行人的證券變動月報表 截至月份: 2025年11月30日 狀態: 新提交 致：香港交易及結算所有限公司 公司名稱: 中石化石油工程技術服務股份有限公司 | 1. 股份分類 | 普通股 | 股份類別 | A | | | 於香港聯交所上市 (註1) | | 否 | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 證券代號 (如上市) | 600871 | 說明 | 於上海證券交易所 | | | | | | | | | | 法定/註冊股份數目 | | | 面值 | | | 法定/註冊股本 | | | 上月底結存 | | | 13,569,378,551 | RMB | | | 1 RMB | | 13,569,378,551 | | 增加 / 減少 (-) | | | | | | | RMB | | | | 本月底結存 | | | 13,569,378,551 | RMB | | | 1 RMB | | 13,569 ...

Core Insights - The article highlights the top and bottom AH share premium rates as of November 28, with Northeast Electric (00042) leading at 864.29% and CATL (03750) at -5.29% [1][2][3] Group 1: Top AH Share Premium Rates - Northeast Electric (00042) has the highest premium rate of 864.29%, with H-share priced at HKD 0.280 and A-share at CNY 2.25 [2] - Hongye Futures (03678) follows with a premium rate of 270.78%, H-share at HKD 3.320 and A-share at CNY 10.28 [2] - Sinopec Oilfield Service (01033) ranks third with a premium rate of 268.92%, H-share at HKD 0.740 and A-share at CNY 2.28 [2] Group 2: Bottom AH Share Premium Rates - CATL (03750) has the lowest premium rate at -5.29%, with H-share priced at HKD 472.000 and A-share at CNY 373.2 [3] - China Merchants Bank (03968) has a premium rate of -1.61%, H-share at HKD 52.300 and A-share at CNY 42.96 [3] - Heng Rui Medicine (01276) shows a premium rate of 0.75%, H-share at HKD 73.800 and A-share at CNY 62.07 [3] Group 3: Top AH Share Deviation Values - Guanghe Tong (00638) has the highest deviation value at 23.08%, with a premium rate of 95.88% [4] - Dazhong Public Utilities (01635) follows with a deviation value of 22.85% and a premium rate of 130.91% [4] - Shandong Xinhua Pharmaceutical (00719) ranks third with a deviation value of 20.46% and a premium rate of 197.76% [4] Group 4: Bottom AH Share Deviation Values - GAC Group (02238) has the lowest deviation value at -15.57%, with a premium rate of 167.63% [5] - China Southern Airlines (01055) shows a deviation value of -12.01% and a premium rate of 54.08% [5] - Jiangsu Ninghu Highway (00177) has a deviation value of -10.78% with a premium rate of 55.94% [5]

国家知识产权局信息显示，中石化石油工程技术服务有限公司、中石化中原石油工程设计有限公司取得 一项名为"一种煤合成气的脱碳工艺"的专利，授权公告号CN115637178B，申请日期为2022年10月。 天眼查资料显示，中石化石油工程技术服务有限公司，成立于2012年，位于北京市，是一家以从事研究 和试验发展为主的企业。企业注册资本400000万人民币。通过天眼查大数据分析，中石化石油工程技术 服务有限公司共对外投资了1家企业，参与招投标项目31次，专利信息2509条，此外企业还拥有行政许 可4个。 来源：市场资讯 声明：市场有风险，投资需谨慎。本文为AI基于第三方数据生成，仅供参考，不构成个人投资建议。 中石化中原石油工程设计有限公司，成立于1993年，位于郑州市，是一家以从事专业技术服务业为主的 企业。企业注册资本10000万人民币。通过天眼查大数据分析，中石化中原石油工程设计有限公司共对 外投资了2家企业，参与招投标项目2933次，专利信息267条，此外企业还拥有行政许可25个。 ...

Core Insights - The article highlights the top and bottom AH premium rates for various stocks as of November 27, with Northeast Electric (00042) leading with a premium rate of 864.29% [1] - The article also lists the stocks with the highest and lowest deviation values, indicating significant discrepancies between A-shares and H-shares [1] AH Premium Rate Rankings - The top three stocks with the highest AH premium rates are: - Northeast Electric (00042): 864.29% - Hongye Futures (03678): 269.82% - Sinopec Oilfield Service (01033): 264.86% [1] - The bottom three stocks with the lowest AH premium rates are: - Ningde Times (03750): -5.40% - China Merchants Bank (03968): -1.65% - Heng Rui Medicine (01276): -0.38% [1] Deviation Value Rankings - The stocks with the highest deviation values are: - Vanke Enterprises (02202): 30.48% - Dazhong Public Utilities (01635): 24.57% - Shandong Xinhua Pharmaceutical (00719): 22.88% [1] - The stocks with the lowest deviation values are: - Sairis (09927): -17.06% - China National Airlines (00753): -13.21% - China Life (02628): -13.18% [1] Additional Insights - The article provides detailed tables showing the premium rates and deviation values for the top and bottom AH stocks, indicating market trends and potential investment opportunities [2]

Core Insights - The article highlights the top and bottom AH premium rates for various stocks, indicating significant discrepancies between H-shares and A-shares [1][2][3] Group 1: Top AH Premium Rates - Northeast Electric (00042) leads with an AH premium rate of 831.03%, followed by Sinopec Oilfield Service (01033) at 267.57% and Hongye Futures (03678) at 266.67% [1][2] - Other notable stocks with high premium rates include Zhejiang Shibao (01057) at 263.21% and Fudan Zhangjiang (01349) at 237.83% [2] Group 2: Bottom AH Premium Rates - The stocks with the lowest AH premium rates include Ningde Times (03750) at -4.42%, China Merchants Bank (03968) at -1.39%, and Hengrui Medicine (01276) at 1.55% [1][2] - Additional stocks with low premium rates are WuXi AppTec (02359) at 5.00% and Weichai Power (02338) at 6.47% [2] Group 3: Top Deviation Values - The highest deviation values are seen in China Shipbuilding Defense (00317) at 27.44%, Shandong Xinhua Pharmaceutical (00719) at 22.88%, and Guanghetong (00638) at 22.39% [1][3] - Other stocks with significant deviation values include Nanjing Panda Electronics (00553) at 16.09% and Vanke Enterprises (02202) at 15.80% [3] Group 4: Bottom Deviation Values - Northeast Electric (00042) has the lowest deviation value at -25.74%, followed by Longpan Technology (02465) at -16.99% and Air China (00753) at -13.49% [1][3] - Additional stocks with low deviation values include Jiangsu Ninghu Expressway (00177) at -12.27% and China Life (02628) at -11.52% [3]

Core Insights - The article highlights the top and bottom AH share premium rates, with Northeast Electric (00042) leading at 831.03% and Ningde Times (03750) at -4.55% [1][2][3] Premium Rate Rankings - The top three AH share premium rates are: - Northeast Electric (00042): 831.03% - Hongye Futures (03678): 270.00% - Sinopec Oilfield Service (01033): 268.92% [1][2] - The bottom three AH share premium rates are: - Ningde Times (03750): -4.55% - China Merchants Bank (03968): -1.71% - Heng Rui Medicine (01276): 3.65% [1][3] Deviation Value Rankings - The top three stocks with the highest deviation values are: - China Shipbuilding Defense (00317): 53.01% - Guanghetong (00638): 25.36% - GAC Group (02238): 22.12% [1][4] - The bottom three stocks with the lowest deviation values are: - Longpan Technology (02465): -31.76% - Northeast Electric (00042): -23.74% - Ganfeng Lithium (01772): -14.15% [1][5]

Core Insights - The article highlights the top and bottom AH premium rates for various stocks, indicating significant discrepancies between H-shares and A-shares [1][2][3] Group 1: Top AH Premium Rates - Northeast Electric (00042) leads with a premium rate of 847.37%, followed by Sinopec Oilfield Service (01033) at 270.27% and Hongye Futures (03678) at 269.94% [1][2] - Zhejiang Shibao (01057) and Fudan Zhangjiang (01349) also show high premium rates of 263.16% and 250.00% respectively [2] Group 2: Bottom AH Premium Rates - The lowest premium rates are observed in CATL (03750) at -4.68%, China Merchants Bank (03968) at -1.05%, and Heng Rui Medicine (01276) at 4.32% [1][2] - Other companies like WuXi AppTec (02359) and Midea Group (00300) also show modest premium rates of 5.49% and 5.97% respectively [2] Group 3: Top AH Deviation Values - Guanghe Tong (00638) has the highest deviation value at 32.28%, followed by Beijing Jingcheng Machinery Electric (00187) at 21.40% and Fudan Zhangjiang (01349) at 17.42% [1][3] - Nanjing Panda Electronics (00553) also shows a significant deviation value of 17.34% [3] Group 4: Bottom AH Deviation Values - The lowest deviation values are recorded for Zhongwei New Materials (02579) at -23.92%, Longpan Technology (02465) at -15.25%, and Anhui Wanshan Expressway (00995) at -12.36% [1][3] - Other companies like Ganfeng Lithium (01772) and China Life (02628) also show negative deviation values of -11.85% and -9.94% respectively [3]