Industry Revenue Breakdown:

• Offshore oilfield services: approx. 60%
• Drilling equipment and technical services: approx. 25%
• Geophysical services: approx. 15%

TOP 3 Markets:

1. China: approx. 50%
2. Middle East: approx. 25%
3. Southeast Asia: approx. 15%

China Oilfield Services Limited generates the majority of its revenue from offshore oilfield services, reflecting the company's core competency. The main markets are geographically diversified, with China holding the largest share as the home market. The Middle East and Southeast Asia are also significant markets, strengthened by strategic partnerships and regional expansions.

Production Sites:

• South China Sea
• Bohai Bay
• East China Sea
• International Sites: Southeast Asia, Middle East, Africa

China Oilfield Services Limited (COSL) is a leading company in the offshore oil and gas services sector. The main production sites are located in the waters around China, especially in the South China Sea, Bohai Bay, and the East China Sea.

In addition, COSL has expanded its activities internationally and operates in various regions such as Southeast Asia, the Middle East, and Africa. This international presence enables the company to take advantage of global market opportunities and offer its services worldwide.

Strategic Focus:

• Diversification of services
• Technological innovation
• Sustainability and environmental responsibility

China Oilfield Services Limited (COSL) pursues a strategy aimed at diversification and technological innovation to secure future growth. The company continuously expands its range of services to not only focus on traditional oil and gas production, but also on new sources of energy and technologies.

Another focus is on investing in advanced technologies to improve the efficiency and safety of their operations. This includes the use of digital solutions and automation to reduce operating costs and enhance competitiveness.

Furthermore, COSL places great emphasis on sustainability and environmental responsibility. The company invests in more environmentally friendly technologies and processes to reduce the ecological footprint of its activities. These measures are part of a broader plan to meet the requirements of the global energy transition and promote long-term sustainable growth.

Main Imported Raw Materials: Drilling equipment, specialty chemicals, steel products

Countries of Origin:

• USA: High-quality drilling equipment and technologies
• Germany: Specialty chemicals for oil and gas production
• Japan: Precision steel products for drilling platforms

China Oilfield Services Limited (COSL) imports a variety of raw materials and materials necessary for its offshore drilling and exploration activities. The USA is a significant supplier of advanced drilling equipment and technologies crucial for the efficiency and safety of the drilling processes.

Germany supplies specialty chemicals used in oil and gas production to enhance production efficiency and minimize environmental impact. Japan is renowned for its high-quality steel products that play an essential role in the construction and maintenance of drilling platforms.

These imports are crucial for maintaining the high standards and competitiveness of COSL in the international oil and gas industry.

Market Share in China: 30% (estimated, 2025)
R&D Investments: 5% of revenue (2024)
Technological Innovations: Leading in Offshore Drilling Technology (2025)

China Oilfield Services Limited (COSL) has a significant competitive advantage in the offshore oil and gas industry, especially in China. With an estimated market share of 30%, the company dominates the domestic market. This is supported by strategic partnerships with major national oil companies and a strong presence in Asia.

The company continuously invests in research and development, with about 5% of revenue allocated to technological innovations. COSL is known for its leading position in offshore drilling technology, enabling it to offer more efficient and cost-effective solutions.

Additionally, COSL benefits from the support of the Chinese government, which promotes domestic energy production. These factors together give the company a strong and sustainable competitive advantage in the region.

Institutional Investor Share: approximately 45% (estimated for 2025)

Insider Buys/Sells: No significant transactions reported in the last year

The institutional investor share in China Oilfield Services Limited is around 45%. This indicates a strong interest from institutional investors in the company, suggesting confidence in its long-term performance.

Regarding insider buys or sells, no significant transactions were reported in the last year. This could suggest that the management and other insiders are satisfied with the current valuation of the company or do not expect any significant changes in the corporate strategy.

Market share of China Oilfield Services Limited (COSL): 12% (2025, estimated)

Main competitors and their market shares:

1. Schlumberger Limited: 18%
2. Halliburton Company: 15%
3. Baker Hughes Company: 14%
4. China Oilfield Services Limited (COSL): 12%
5. Weatherford International: 8%
6. Transocean Ltd.: 7%
7. Noble Corporation: 6%
8. Seadrill Limited: 5%
9. EnscoRowan (Valaris): 4%
10. Diamond Offshore Drilling: 3%

Economic moat of China Oilfield Services Limited:

China Oilfield Services Limited (COSL) benefits from a strong economic moat due to its close connection with China National Offshore Oil Corporation (CNOOC), one of the largest state-owned oil companies in China. This relationship secures COSL preferred access to projects in China and provides a stable order backlog.

Compared to international competitors like Schlumberger and Halliburton, which have a broader global network and more advanced technologies, COSL's economic moat is rather regionally limited. Schlumberger and Halliburton have significant advantages in technological innovation and global presence, giving them a stronger moat on an international level.

Nevertheless, COSL remains a dominant player in Asia, especially in China, giving it a significant advantage in this region. The competitiveness of COSL could be further strengthened by increased investments in technology and international expansion.

Revenue Growth: 8.5% (2024) Profit Growth: 10.2% (2024) Market Share: Stable in Asia-Pacific Region

China Oilfield Services Limited (COSL) recorded a revenue growth of 8.5% and a profit growth of 10.2% in 2024. These growth rates indicate a solid financial performance supported by increased demand for offshore oil services and an efficient cost structure.

The company benefits from its strong market position in the Asia-Pacific region, which continues to offer significant growth potential. The stability of market share and continuous investment in new technologies and services could help COSL further strengthen its competitive position.

Additionally, in recent years, COSL has invested in sustainable practices and technologies to meet the rising environmental standards. These strategic initiatives could lead to a stronger market position and additional growth opportunities in the long term.

Overall, COSL's financial and strategic position shows positive signs that suggest a potentially good investment opportunity, especially for investors interested in the long-term development in the energy sector.

Dividend Yield: 3.5% (2025, estimated)
Dividend History: Continuous payout over the last 5 years

China Oilfield Services Limited (SEHK:2883) has been paying dividends in recent years and is known for its relatively stable dividend policy. The current dividend yield is estimated at 3.5%, which is considered attractive compared to other companies in the industry.

The reliability of the payout is supported by the company's stable financial performance. China Oilfield Services benefits from the increasing demand for oil and gas services and has proven in the past that it is able to pay a dividend despite volatile market conditions. Analysts expect the company to continue its dividend policy unless significant economic or geopolitical disruptions occur.