China's 10,000-ton offshore oil and gas platform begins docking and installation. Today, the Enping 20-4 offshore drilling and production platform, which weighs more than 15000 tons, is located at sea about 200km southwest of Shenzhen, Guangdong Province. The final docking installation is carried out with the base that has been installed on the seafloor before. The Enping 20-4 offshore drilling and production platform is 95 meters long and 40 meters wide, and the highest point is about 100 meters from the water surface. It is an important part of the Enping oilfield group. After the oilfield group was fully put into production, the peak annual output of crude oil exceeded 3.6 million tons.