
China Oilfield Services Investor Relations Material
Latest events

Q1 2025
China Oilfield Services
Access the full event backlog
Slides, Transcripts, and Reports from 13,000 public companies
Latest reports from China Oilfield Services Limited
Access all reports
China Oilfield Services Limited (COSL) is a provider of offshore oilfield services, operating in Mainland China and internationally. The company's business is segmented into four main areas: Drilling Services, which includes oilfield drilling services; Oil Field Technical Services, offering logging, drilling fluids, and directional drilling services; Geophysical and Engineering Exploration Services, providing seismic prospecting and engineering exploration; and Marine Support Services, which involves the transportation of supplies, including crude oil and refined oil and gas products. The company is headquartered in Langfang, China, and its shares are listed on the Hong Kong Stock Exchange.
Key slides for China Oilfield Services Limited


H1 2024
China Oilfield Services Limited


H1 2024
China Oilfield Services Limited
Latest articles
)
Lowe's Companies: Building a One-Stop Shop for Home Improvement
Lowe's Companies began as a single store in 1921 and has steadily expanded its footprint and offerings, now operating 1,750 stores across the U.S.
7 May 2025
)
Greg Abel: Succeeding Warren Buffett at Berkshire Hathaway
After decades working with Warren Buffett and Charlie Munger, Greg Abel was named Buffett’s successor as he steps down in late 2025.
5 May 2025
)
Intuitive Surgical: Enhancing Surgery with Robotic Precision
Intuitive Surgical has revolutionized surgery with robotics, building its dominant position through decades of innovation, validation, and expansion.
2 May 2025
Ticker symbol
2883
Country
🇨🇳 China