China plans to build a huge sea lab 2,000 meters below the surface of the South China Sea, and it is the Longgong-1 deep-sea space station. This project is part of China's thirteenth five-year economic plan, and it is ranked two in the country's top 100 science and technology priorities. The article explores the reasons behind the exploration of the deep sea and the resources it holds. It also discusses China's Longgong-1 deep-sea space station and its significance in the field of deep-sea exploration.