从资金流向上来看，当日油服工程板块主力资金净流出6488.37万元，游资资金净流入641.79万元，散户 资金净流入5846.58万元。油服工程板块个股资金流向见下表： 证券之星消息，12月15日油服工程板块较上一交易日上涨0.07%，贝肯能源领涨。当日上证指数报收于 3867.92，下跌0.55%。深证成指报收于13112.09，下跌1.1%。油服工程板块个股涨跌见下表： 以上内容为证券之星据公开信息整理，由AI算法生成（网信算备310104345710301240019号），不构成投资建议。 ...

证券之星消息，12月12日油服工程板块较上一交易日下跌0.12%，准油股份领跌。当日上证指数报收于 3889.35，上涨0.41%。深证成指报收于13258.33，上涨0.84%。油服工程板块个股涨跌见下表： 从资金流向上来看，当日油服工程板块主力资金净流入877.19万元，游资资金净流出1042.42万元，散户 资金净流入165.23万元。油服工程板块个股资金流向见下表： 以上内容为证券之星据公开信息整理，由AI算法生成（网信算备310104345710301240019号），不构成投资建议。 ...

从资金流向上来看，当日油服工程板块主力资金净流出9487.06万元，游资资金净流入5766.31万元，散 户资金净流入3720.75万元。油服工程板块个股资金流向见下表： 以上内容为证券之星据公开信息整理，由AI算法生成（网信算备310104345710301240019号），不构成投资建议。 证券之星消息，12月11日油服工程板块较上一交易日下跌1.36%，准油股份领跌。当日上证指数报收于 3873.32，下跌0.7%。深证成指报收于13147.39，下跌1.27%。油服工程板块个股涨跌见下表： ...

以上内容为证券之星据公开信息整理，由AI算法生成（网信算备310104345710301240019号），不构成投资建议。 从资金流向上来看，当日油服工程板块主力资金净流出2617.62万元，游资资金净流入7280.06万元，散 户资金净流出4662.44万元。油服工程板块个股资金流向见下表： 证券之星消息，12月10日油服工程板块较上一交易日下跌0.07%，贝肯能源领跌。当日上证指数报收于 3900.5，下跌0.23%。深证成指报收于13316.42，上涨0.29%。油服工程板块个股涨跌见下表： ...

证券之星消息，12月9日油服工程板块较上一交易日下跌1.37%，惠博普领跌。当日上证指数报收于 3909.52，下跌0.37%。深证成指报收于13277.36，下跌0.39%。油服工程板块个股涨跌见下表： 以上内容为证券之星据公开信息整理，由AI算法生成（网信算备310104345710301240019号），不构成投资建议。 从资金流向上来看，当日油服工程板块主力资金净流出1.99亿元，游资资金净流入9349.36万元，散户资 金净流入1.06亿元。油服工程板块个股资金流向见下表： ...

上周机构参与调研最多的 杰瑞股份 ，本周依然位居机构关注榜首，周内共有176家机构参与其12月2日 调研， 杰瑞股份 本周累计上涨26.40%。参与调研机构涵盖境内外知名资管、 保险 、 券商 与基金，多 家私募与量化基金也参与。 ...

从资金流向上来看，当日油服工程板块主力资金净流出2456.04万元，游资资金净流出1058.82万元，散户 资金净流入3514.87万元。油服工程板块个股资金流向见下表： | 代码 | 名称 | 主力净流入(元) | 主力净占比 游资净流入 (元) | | 游资净占比 散户净流入 (元) | | 散户净占比 | | --- | --- | --- | --- | --- | --- | --- | --- | | 60361a | 中曼石油 | 2159.47万 | 8.67% | -401.58万 | -1.61% | -1757.89万 | -7.06% | | 002629 | 仁智股份 | 1105.21万 | 10.14% | -328.48万 | -3.02% | -776.73万 | -7.13% | | 601808 | 中海波 | 479.82万 | 4.94% | -407.42万 | -4.19% | -72.40万 | -0.75% | | 920088 科力股份 | | 242.78万 | 8.77% | 49.02万 | 1.77% | -7.20万 | -0.26% | | 00 ...

Core Insights - The oil service engineering sector experienced a slight increase of 0.13% on December 2, with Haiyou Development leading the gains [1] - The Shanghai Composite Index closed at 3897.71, down 0.42%, while the Shenzhen Component Index closed at 13056.7, down 0.68% [1] Stock Performance - Haiyou Development (600968) closed at 3.86, up 1.58% with a trading volume of 596,000 shares and a transaction value of 228 million yuan [1] - Haiyou Engineering (600583) closed at 5.54, up 1.28% with a trading volume of 441,300 shares and a transaction value of 244 million yuan [1] - Other notable stocks include: - Dongsi Thought (601808) at 14.41, up 0.84% [1] - Zhongyou Engineering (600339) at 3.40, unchanged [1] - Beiken Energy (002828) at 12.18, down 0.49% [1] - Shihua Oil Service (600871) at 2.33, down 0.85% [1] - Tongyuan Petroleum (300164) at 6.05, down 1.31% [1] - Huibo Yin (002554) at 3.55, down 1.66% [1] - Zhongman Petroleum (603619) at 22.24, down 1.94% [1] - Bomai Ke (603727) at 15.35, down 2.17% [1] Capital Flow - The oil service engineering sector saw a net outflow of 210 million yuan from institutional investors, while retail investors contributed a net inflow of 248 million yuan [2][3] - Key stocks with significant capital flow include: - Tongyuan Petroleum (300164) with a net outflow of 40.06 million yuan from institutional investors [3] - Renji Co. (002629) with a net outflow of 33.28 million yuan from institutional investors [3] - Zhongman Petroleum (603619) with a net outflow of 26.94 million yuan from institutional investors [3] - Huibo Yin (002554) with a net outflow of 21.44 million yuan from institutional investors [3] - Haiyou Engineering (600583) with a net outflow of 20.98 million yuan from institutional investors [3]

Core Insights - The oil service engineering sector experienced a rise of 1.78% on December 1, with Keli Co., Ltd. leading the gains [1] - The Shanghai Composite Index closed at 3914.01, up 0.65%, while the Shenzhen Component Index closed at 13146.72, up 1.25% [1] Stock Performance - Keli Co., Ltd. (code: 920088) closed at 32.01, with a gain of 6.17% and a trading volume of 39,200 shares, amounting to a transaction value of 123 million yuan [1] - Tongyuan Petroleum (code: 300164) closed at 6.13, up 5.69%, with a trading volume of 1,137,300 shares and a transaction value of 687 million yuan [1] - Zhun Oil Co., Ltd. (code: 002207) closed at 8.68, increasing by 4.20%, with a trading volume of 320,300 shares and a transaction value of 277 million yuan [1] - Other notable performers include Shihua Oil Service (code: 600871) with a 3.07% increase and a closing price of 2.35, and Tian Sihua (code: 601808) with a 2.29% increase, closing at 14.29 [1] Fund Flow Analysis - The oil service engineering sector saw a net outflow of 113 million yuan from institutional investors, while retail investors contributed a net inflow of 168 million yuan [2] - Keli Co., Ltd. had a net inflow of 11.38 million yuan from institutional investors, representing 9.25% of its total trading volume [3] - Other companies like Haiyou Development (code: 600968) and Tongyuan Petroleum experienced mixed fund flows, with Haiyou Development seeing a net inflow of 10.62 million yuan from institutional investors [3]

Group 1 - Jianbang Co., Ltd. plans to repurchase shares using self-owned funds between 15 million and 30 million yuan, with a maximum price of 38 yuan per share [1] - Yatong Precision Engineering's investment in a private equity fund has been terminated due to failure to complete the agreed investment, leading to the fund's dissolution [1] - China Storage Co., Ltd. intends to invest 1.129 billion yuan in the Sanjiang Port project, with its wholly-owned subsidiary contributing 500 million yuan to establish a project company [2] Group 2 - Guangxin Co., Ltd. plans to inject assets worth 4.383 billion yuan into its wholly-owned subsidiary, increasing its registered capital from 10 million to 20 million yuan [3] - Jiangxin Home plans to use up to 3 billion yuan of idle self-owned funds for cash management in low-risk financial products [4] - Huangshan Tourism intends to lease part of the Huangshan scenic area for 1.27 billion yuan over a 10-year period [5] Group 3 - Jilin Expressway's general manager has resigned due to work adjustments [6] - Guoyao Modern's subsidiary has received a drug registration certificate for hydromorphone hydrochloride injection, suitable for pain management [8] - Hangya Technology plans to invest up to 70 million USD to establish subsidiaries in Singapore and Malaysia [10] Group 4 - ST Sailong's subsidiary has received approval for the listing of two chemical raw materials [11] - Shanghai Pharmaceuticals' tramadol hydrochloride injection has passed the consistency evaluation for generic drugs [12] - Yubang Electric has obtained a laboratory accreditation certificate from CNAS, indicating its testing capabilities [14] Group 5 - ST Lifang's stock will be subject to delisting risk warning starting December 1 due to administrative penalties [15] - Zhejiang Longsheng is investing 200 million yuan in a private equity partnership focused on high-potential enterprises [15] - Huayang Co., Ltd.'s subsidiary has obtained safety production permits, allowing it to commence production [16] Group 6 - Xujie Electric has won a bid for a State Grid project worth 1.518 billion yuan [17] - Pinggao Electric and its subsidiaries have collectively won a State Grid project worth approximately 773 million yuan [17] - ST Lanhua's subsidiary has entered the trial production phase for a juice beverage project with a total investment of up to 65 million yuan [18] Group 7 - Huakong Saige has terminated its stock issuance plan due to various considerations [19] - Yatong Co., Ltd. plans to invest 36 million yuan to establish a joint venture in renewable energy [20] - Warner Pharmaceuticals has received a drug registration certificate for a new inhalation solution for COPD patients [21] Group 8 - Demais has raised the upper limit for its share repurchase price to 45 yuan per share [22] - China West Electric's subsidiaries have collectively won a State Grid procurement project worth approximately 2.98 billion yuan [22] - Changan Automobile's joint venture has submitted a listing application to the Hong Kong Stock Exchange [23] Group 9 - Yinlun Co., Ltd. plans to invest approximately 133 million yuan to acquire a controlling stake in Shenzhen Deep Blue Electronics [24] - Zhongfu Information intends to increase its wholly-owned subsidiary's capital by 380 million yuan [24] - Financial Street's major shareholder has reduced its stake by 0.25% [25] Group 10 - Audiwei has formally submitted an application for H-share listing [26] - Zhongcai Technology's private placement application has been accepted by the Shenzhen Stock Exchange [27] - Haowei Group's subsidiary plans to invest 200 million yuan in a private equity fund focused on semiconductor investments [28] Group 11 - Jinkai New Energy is planning to transfer 51% of its subsidiary's equity to introduce strategic investors [31] - Huafeng Technology has reduced its fundraising target for a private placement to no more than 972 million yuan [32] - Mindray Medical's chairman plans to increase his stake in the company by 200 million yuan [33] Group 12 - Zhongman Petroleum's shareholders plan to reduce their holdings by up to 3% [35] - Innovation New Materials' shareholder intends to reduce their stake by up to 1% [37] - Guangdong Construction has signed a framework agreement to establish a quality testing base in Linzhi Economic Development Zone [39]