Core Points - The installation of the upper structure of the Huizhou 25-8B drilling platform has been completed, marking a significant milestone for the Huizhou 25-8 oilfield comprehensive adjustment project [1][6] - The platform is located 140 kilometers southeast of Shenzhen in the Pearl River Estuary, with a water depth of 102 meters [4] - The upper structure of the platform measures 81 meters in length, 44.5 meters in width, and weighs 14,370 tons, with a footprint larger than 8.5 standard basketball courts [4] Installation Details - There are 16 connection points between the upper structure of the Huizhou 25-8B drilling platform and the base of the jacket, with welding taking approximately 48 hours and utilizing over 232 kilometers of welding material [3] - The project team will proceed with the commissioning of the Huizhou 25-8B platform, which is expected to enhance logistics and power transmission capabilities in the Huizhou West oilfield area [6] Industry Impact - The project aims to connect surrounding developed oilfields, forming an industrial cluster that promotes collaborative development of the offshore energy industry chain [6] - The successful commissioning of the platform is anticipated to inject new momentum into national energy security [6]