Financial Reporting - The company reported a half-year financial report that has not been audited [4] - The board of directors and senior management confirmed the accuracy and completeness of the financial report [4] - The CEO and accounting personnel have declared the financial report's authenticity and completeness [4] - The company’s financial statements reflect a true and complete view of its financial position as of June 30, 2014 [162] - The company’s accounting period follows the calendar year, from January 1 to December 31 [162] Revenue and Profitability - The company's revenue for the first half of 2014 reached RMB 16,278 million, a 28.1% increase compared to RMB 12,707 million in the same period last year [24] - Net profit attributable to shareholders was RMB 4,424 million, reflecting a 39.1% growth from RMB 3,180.3 million year-on-year [24] - Basic earnings per share increased to RMB 0.93, up 31.0% from RMB 0.71 in the previous year [23] - The total operating revenue for the first half of 2014 was RMB 16,278.0 million, representing a 28.1% increase from RMB 12,707.0 million in the previous year [61] - The total profit for the period was RMB 5,066,043,794, which is a 42.1% increase from RMB 3,563,015,296 in the first half of 2013 [133] Operational Performance - Operating cash flow for the period was RMB 4,578.5 million, a significant increase of 49.5% compared to RMB 3,062.1 million in the same period last year [24] - The drilling segment generated revenue of RMB 8,760 million, a 24.6% increase year-on-year, driven by high operational efficiency of newly acquired and leased drilling platforms [31] - The oilfield technology segment saw a revenue increase of 50.4%, reaching RMB 4,100 million, supported by growth in offshore drilling activities in China [31] - The company operated 43 drilling platforms as of June 30, 2014, including 33 self-elevating and 10 semi-submersible platforms, with total operating days reaching 6,593, an increase of 503 days year-on-year [44] - The average drilling operational downtime was recorded at 1.18 hours/platform/month, significantly better than the international average of 8 hours/platform/month [34] Investments and Capital Expenditure - Capital expenditure for the first half of 2014 was RMB 2,780 million, indicating ongoing investment in business expansion [65] - The company has invested in various wealth management products with a total amount of 3 billion RMB, yielding returns between 4.6% and 5.5% [76] - The company has a total of 5 billion RMB in wealth management products that are still outstanding, indicating a strong liquidity position [77] - The company has engaged in various financial investments, including RMB 6.062 billion in government bond reverse repos, all yielding profits [81] Market and Strategic Outlook - The company plans to strengthen its market position in both domestic and international markets, with a focus on the Mexican market in the second half of 2014 [40] - The company is actively pursuing new market opportunities and optimizing resource management through strategies such as "rent, buy, build, and manage" [40] - The company anticipates continued high volatility in international oil prices in the second half of 2014, with significant growth in offshore exploration and development investments expected [86] Compliance and Governance - The company has maintained strict compliance with relevant laws and regulations, ensuring effective governance in accordance with the requirements of the China Securities Regulatory Commission and stock exchanges [108] - There were no investigations or penalties imposed on the company or its senior management during the reporting period [107] - The company has committed to maintaining a structured quality management system in compliance with national and international standards since its initial public offering [105] Shareholder Information - The total number of shares held by the public investors is 2,311,124,000, accounting for approximately 48.44% of the total share capital [116] - The largest shareholder, China National Offshore Oil Corporation, holds 50.52% of the shares, totaling 2,410,468,000 shares [120] - The company issued a total of 276,272,000 H shares, representing approximately 5.79% of the total shares post-placement and 15.25% of the total H shares [114] Financial Position - The total assets of the company increased to RMB 85,127.1 million, a 7.4% rise from RMB 79,262.3 million at the end of the previous year [24] - Current liabilities total RMB 13,140,255,101, up from RMB 12,544,008,611 in the previous year [131] - Shareholders' equity increased to RMB 44,320,529,922 from RMB 37,259,802,547 in 2013 [131] - The company reported a cash balance of RMB 9,681,094,469, down from RMB 10,233,427,029 in the previous year [129] Research and Development - Research and development expenses rose to RMB 254.3 million, reflecting a 21.6% increase as the company continued to invest in oilfield technology services [63] - The company has made significant progress in technology development, including breakthroughs in subsea cable deep-water collection technology and the integration of drilling and logging systems [37] Risk Management - The company has diversified its investment portfolio by engaging with multiple financial institutions, enhancing its risk management [76] - The company is actively monitoring the performance of these financial products to optimize returns and mitigate risks [76]

Financial Performance - The net profit attributable to shareholders was RMB 1,410.0 million, reflecting a growth of 17.1% year-on-year [7]. - Operating revenue for the first quarter was RMB 6,749.3 million, representing an 18.0% increase from RMB 5,720.1 million in the same period last year [7]. - The basic earnings per share rose to RMB 0.30, an increase of 11.1% from RMB 0.27 [5]. - Operating profit for Q1 2014 was CNY 1.688 billion, representing a 21.1% increase from CNY 1.394 billion in Q1 2013 [43]. - Total operating revenue for Q1 2014 was CNY 6.749 billion, an increase of 17.9% compared to CNY 5.720 billion in Q1 2013 [43]. - Net profit attributable to shareholders of the parent company reached CNY 1.410 billion, up 17.1% from CNY 1.204 billion in the same period last year [43]. Cash Flow and Investments - The net cash flow from operating activities was RMB 1,123.7 million, a significant increase of 224.2% compared to RMB 346.6 million in the previous year [5]. - The net cash inflow from operating activities for the three months ended March 31, 2014, was RMB 1,123.7 million, representing a year-on-year increase of 224.2%, driven by increased revenue from expanded business operations and cash collection from matured notes [32]. - The net cash outflow from investing activities for the three months ended March 31, 2014, was RMB 4,639.7 million, compared to a cash inflow of RMB 919.1 million in the same period last year [33]. - The net cash inflow from financing activities for the three months ended March 31, 2014, was RMB 4,125.2 million, compared to a cash outflow of RMB 471.5 million in the same period last year, primarily due to the successful placement of H shares [34]. Assets and Liabilities - The total assets of CNOOC Services reached RMB 84,902.1 million, an increase of 7.1% compared to the end of the previous year [8]. - Total liabilities decreased by 1.0% to RMB 41,578.8 million compared to the beginning of the year [8]. - Total equity attributable to shareholders of the parent company increased to CNY 43.294 billion, up from CNY 37.239 billion at the end of 2013 [41]. - The balance of other current assets as of March 31, 2014, was RMB 4,850.6 million, an increase of RMB 2,487.2 million or 105.2% compared to the beginning of the year, attributed to new subscriptions of non-fixed income money market fund products and bank wealth management products [28]. Operational Metrics - The number of operating days for drilling services increased by 5.6% to 3,061 days compared to 2,898 days in the previous year [9]. - The operating days for the self-elevating drilling rigs were 2,187 days, a decrease of 149 days year-on-year, primarily due to multiple platforms reaching the end of their contracts [11]. - The total operating days for the fleet were 5,701 days, a decrease of 193 days year-on-year, mainly due to the scrapping of 5 vessels last year [11]. - The operating days for semi-submersible drilling rigs increased by 312 days year-on-year, primarily due to new vessels entering service [11]. Shareholder Information - The company reported a total of 98,164 shareholders at the end of the reporting period [6]. - The company's minority interests increased to RMB 29.2 million, up RMB 8.1 million or 38.4% from the beginning of the year, primarily due to the profits of PT.SAMUDAR TIMUR SANTOSA during the period [31]. Expenses and Income - The revenue from sales tax and additional charges increased by RMB 34.9 million, a growth of 31.1% year-on-year, due to the expansion of domestic revenue [13]. - Investment income rose to RMB 115.3 million, an increase of 66.9% year-on-year, attributed to better performance of joint ventures and increased returns from financial products [18]. - The sales expenses increased by RMB 1.5 million, a rise of 37.5% year-on-year, mainly due to increased transportation and packaging costs [15]. - The financial expenses decreased by RMB 43.9 million, a reduction of 37.9% year-on-year, primarily due to lower exchange losses and interest expenses [16]. - The asset impairment losses increased by RMB 0.4 million, a rise of 33.3% year-on-year, mainly due to increased inventory write-downs [17]. Future Plans - The company plans to continue expanding its market presence and investing in new technologies to enhance operational efficiency [43]. - The company has not declared any cash dividends for the current period, maintaining a focus on reinvestment for growth [41].

Financial Performance - The company achieved a net profit of RMB 6,726,434,167 for the year 2013, with a net profit attributable to shareholders of RMB 6,715,967,063[5]. - The company achieved a revenue of RMB 27,957.9 million in 2013, representing a year-on-year growth of 23.6%[29]. - The net profit attributable to shareholders reached RMB 6,716.0 million, an increase of 47.3% compared to the previous year[29]. - Basic earnings per share were RMB 1.49, up 47.3% from RMB 1.01 in 2012[29]. - The company reported a net profit of approximately 6.72 billion RMB for 2013, with a cash dividend payout ratio of 31%[132]. - The gross profit margin for 2013 increased by 1.9 percentage points to 31.4%, attributed to controlled operating costs despite revenue growth[100]. - The company reported a significant increase in revenue, achieving a total of $1.5 billion for the fiscal year, representing a 15% year-over-year growth[200]. Dividends and Retained Earnings - The total distributable retained earnings as of the end of 2013 amounted to RMB 23,007,279,491 after distributing RMB 1,393,549,200 in dividends for the year 2012[5]. - A cash dividend of RMB 0.43 per share (including tax) is proposed, totaling RMB 2,051,784,560 to be distributed[5]. - The company plans to distribute a cash dividend of 4.3 RMB per 10 shares for the year 2013, amounting to a total cash dividend of approximately 2.05 billion RMB, which represents 31% of the net profit attributable to shareholders[132]. - The company reported a 30.1% increase in retained earnings, reaching RMB 23,007.3 million, supported by new equipment production and improved efficiency[105]. Operational Efficiency and Investments - The company completed capital investments of RMB 8.7 billion in 2013, marking the highest completion rate in recent years[37]. - The net cash flow from operating activities was RMB 8,463.2 million, a decrease of 3.0% from RMB 8,726.9 million in 2012[29]. - The total assets at the end of 2013 were RMB 79,262.3 million, reflecting a 6.1% increase from RMB 74,709.5 million at the end of 2012[29]. - The company’s operational efficiency is indicated by the available days usage rate and calendar days usage rate metrics, although specific figures are not provided in the extracted content[10]. - The company completed an H-share placement in January 2014, raising HKD 5.885 billion, which improved total assets and reduced the debt-to-asset ratio[46]. Market Expansion and Revenue Sources - The company is focused on expanding its market presence and enhancing its technological capabilities, although specific new products or technologies were not detailed in the provided content[12]. - International revenue amounted to RMB 8.90 billion, with a growth rate of 29.3%, accounting for 31.8% of total revenue[48]. - Domestic revenue accounted for 68.2% of total revenue, with a growth rate of 21.0%[47]. - The company successfully entered the Thailand Bay drilling market and secured contracts in Qatar, indicating successful international market expansion[59]. - The company plans to enhance capacity through flexible strategies such as buying, renting, and building new equipment to meet market demand[55]. Research and Development - The company obtained 158 patents in 2013, including 45 invention patents, bringing the total effective patents to 621[53]. - The group’s research and development expenditure rose to RMB 721.7 million, a 20.1% increase from RMB 600.8 million in the previous year[83]. - Total R&D expenditure amounted to RMB 721.7 million, which is 2.6% of total revenue, reflecting the company's commitment to enhancing its technological capabilities[95]. - The company is investing $50 million in research and development for new technologies aimed at enhancing operational efficiency[200]. Safety and Environmental Management - The company has maintained a good safety record with no major accidents reported in recent years[39]. - The company emphasizes safety and environmental protection, maintaining a stable safety production situation overall[181]. - The company is focusing on safety, environmental management, and improving operational efficiency and quality as part of its growth strategy[55]. - A focus on sustainability initiatives is expected to reduce carbon emissions by 30% over the next five years[200]. Risk Management - The company faces risks including safety risks during operations, geopolitical influences on international business, and potential environmental lawsuits due to increased environmental protection requirements[123]. - The company has established a robust risk management system that includes pre-, during-, and post-event controls, ensuring continuous risk evaluation and crisis management[124]. Corporate Governance and Compliance - The company’s board of directors and management have confirmed the accuracy and completeness of the annual report, assuming legal responsibility for any misstatements[3]. - The company has committed to maintaining a structured quality management system in compliance with national and international standards[159]. - The company has not experienced any penalties or investigations from regulatory authorities during the reporting period[164]. - The company has implemented a stock appreciation rights plan for 7 senior executives, with a total of 5 million stock options granted at a price of HKD 4.09 per share, effective for ten years[138]. Future Outlook - The expected global exploration and development expenditure for 2014 is nearly USD 723 billion, an increase of 6%[118]. - The company aims for a revenue growth of no less than 10% in 2014, with capital expenditure planned between RMB 7 billion and 8 billion[120]. - The company plans to maintain stable profit margins while increasing operating costs and expenses in 2014[120]. - The company is considering strategic acquisitions to bolster its service offerings, with a budget of $100 million allocated for potential deals[200].