The China Ocean Development Index for the year 2024 was released in Qingdao.

On September 8th, at the 2025 Ocean Cooperation and Development Forum, the National Marine Information Center and the China Ocean Development Research Association jointly released the "2025 China Ocean Development Index Report". The report shows that in 2024, the national marine gross domestic product exceeded 10 trillion yuan for the first time, an increase of 5.9% over the previous year, and the marine economy remained stable and positive. The total value of maritime imports and exports increased by 1.9% compared to the previous year, and the trade volume between China and the countries along the Belt and Road Initiative increased by 6.3% compared to the previous year. The amount of actual foreign investment used in coastal areas accounted for about 80% of the national total. Emerging marine industries and marine manufacturing maintained rapid growth, and the industrial structure continued to optimize.