Representatives from 25 countries discussed deep-sea tech innovation in Sanya, ChinaSANYA, China, Oct. 31, 2025 (GLOBE NEWSWIRE) -- From 28 to 31 October, the 3rd Hainan Free Trade Port International Science and Technology Innovation Cooperation Forum (ISTICF) & Deep-Sea Technology Innovation Conference (DSTIC) 2025, themed "Deep-sea innovation convergence charting a new chapter " was held in Sanya, Hainan Province, China. More than 400 representatives from over 250 institutions across 25 countries participated in in-depth exchanges and discussions focusing on deep-sea technological innovation.