Guan Cha Zhe Wang·2025-06-26 14:58Group 1 - China National Offshore Oil Corporation (CNOOC) has fully launched the second phase of the "Deep Sea No. 1" gas field project in the South China Sea, marking the completion of the largest offshore gas field in China [2][14] - The "Deep Sea No. 1" gas field has proven natural gas reserves exceeding 150 billion cubic meters, with an annual production capacity expected to reach 4.5 billion cubic meters by June 2025, which is 1.67 times the natural gas consumption of Hainan Province in 2023 [4][14] - The project is a significant step towards enhancing China's energy self-sufficiency, as it can meet one-quarter of the natural gas demand for the Guangdong-Hong Kong-Macao Greater Bay Area [15] Group 2 - The development of the "Deep Sea No. 1" gas field has led to the creation of a complete technical system for deepwater drilling, exploration, development, and operation, positioning China among the few countries capable of independently developing ultra-deepwater gas fields [15][16] - The project has also driven the upgrade of the marine equipment manufacturing industry, achieving a significant increase in the localization rate of key equipment from 33% to 80% [10][16] - The successful implementation of the project has created numerous job opportunities and promoted the training of marine engineering talent, contributing to the economic development of the Guangdong-Hong Kong-Macao Greater Bay Area and Hainan Free Trade Port [16]