An atmospheric diving system is showcased at the Marintec China 2023 in Shanghai on Dec 5, 2023. [Photo/VCG]

The Marintec China 2023 opened in Shanghai on Tuesday, attracting over 2,000 renowned companies from shipbuilding and marine engineering sectors across more than 30 countries and regions. The four-day event focuses on the latest achievements in applying new technologies such as green, low-carbon initiatives and unmanned navigation in these sectors.