Yang Shi Wang·2025-06-25 06:49Core Insights - The "Deep Sea No. 1" Phase II project has been fully put into production, expected to produce over 4.5 billion cubic meters of gas annually, making it the largest offshore gas field in China [1][3] - The project consists of 23 underwater gas wells, capable of supplying over 15 million cubic meters of natural gas daily to regions such as the Guangdong-Hong Kong-Macao Greater Bay Area and Hainan [3][5] - The gas field is characterized by its deep water operation, with a maximum operational depth exceeding 1500 meters and a geological temperature reaching up to 138 degrees Celsius [5][13] Project Details - The Phase I project was launched in June 2021, while Phase II includes 12 underwater gas wells across three areas, along with new infrastructure such as a jacket platform and underwater production systems [7][9] - The project has upgraded existing shallow water facilities to a multi-functional platform, enhancing capabilities for gas processing, shallow water drilling, and cross-regional gas distribution [9] Industry Development - China's deepwater oil and gas engineering capabilities have significantly improved, transitioning from shallow to ultra-deep water operations, with equipment technology reaching world-class standards [11][17] - The "Deep Sea No. 1" project faces extreme challenges due to its high temperature and pressure conditions, marking it as the most complex deepwater gas field developed independently in China [13][15] - The project has pioneered a new development model for deepwater gas fields, integrating remote-controlled underwater production systems with shallow water platforms, addressing significant technical challenges [15] Future Outlook - The combination of production, research, and development has led to comprehensive improvements in design, construction, installation, and commissioning of deepwater oil and gas equipment [19] - In 2024, China's marine energy supply is expected to continue growing, with marine crude oil and natural gas production projected to increase by 4.7% and 8.7% year-on-year, respectively [19]