Group 1: Marine Economic Development - Liaoning Province has over 2,200 kilometers of coastline, providing unique marine resource advantages and geographical benefits for high-quality marine economic development [1][3] - The province has established 38 national-level marine ranch demonstration zones and has developed 11 new aquatic species, enhancing its marine fishery and aquaculture capabilities [3][4] - The marine equipment industry is advancing with significant achievements, including the launch of the world's first dual-fuel LNG super-large oil tanker and the completion of the world's first 7,500 cubic meter liquid carbon dioxide transport ship [4] Group 2: Technological Innovation - Liaoning emphasizes technological innovation to support marine development, with 6 national key laboratories and 58 provincial key laboratories focused on marine technology [6] - The province has developed smart vessels and advanced monitoring systems, such as a 5G-based system for tracking fishing vessels and managing marine ranches [6] - The integration of "5G + industrial internet" in marine ranches has led to real-time monitoring and management of over 30,000 acres of marine areas [6] Group 3: Ecological Protection - Liaoning prioritizes ecological protection and green development, implementing strict measures to safeguard marine environments and enhance resource utilization efficiency [8][9] - The province has established a comprehensive monitoring system for marine ecosystems and has undertaken significant restoration projects to improve coastal wetland and biodiversity [9] - Since the beginning of the "14th Five-Year Plan," Liaoning has published numerous marine environment forecasts and disaster warnings to enhance disaster response capabilities [9] Group 4: Regional Cooperation - Liaoning is actively participating in marine cooperation to build an open marine economy, positioning Dalian as a key international shipping center in Northeast Asia [11][12] - The province has established collaborative mechanisms for coastal economic development, focusing on planning, industrial growth, and technological innovation [11] - Various strategic cooperation agreements have been signed with cities like Shanghai and Lianyungang to enhance regional economic ties and promote high-level openness [12]