Construction and empirical study of the evaluation index system for high-quality development of marine economy in Guangdong Province based on five new development concepts

The ocean is a strategic place for high-quality development. In-depth evaluation of the quality of Marine economic development is of great guiding significance for implementing the five new development concepts and promoting the sustainable and healthy development of Marine economy. On the basis of introducing the connotation of high-quality development of Marine economy and the five new development concepts, it tried to construct an evaluation index system for the high-quality development of the Marine economy that includes 12 evaluation dimensions and 12 indicators. The results show that: from the overall level of high-quality development of Marine economy, the high-quality development of Marine economy in Guangdong province shows a steady upward trend. The index weight of green development is the largest, which has the greatest impact on the high-quality development of Guangdong's Marine economy. Based on the implementation of the five development concepts, the paper puts forward the countermeasures and suggestions for the high-quality development of Marine economy in Guangdong province.