Apart from efficiency, more and more sustainability issues have been confronting the operations of ports and shipping businesses, such as emission mitigation, increased costs, irrational investment decisions, and market turmoil. The world trade and international freight transport rely mainly on the maritime industry, while the maritime industry in turn survives on the efficient and sustainable operations of ports and shipping businesses. The partial least squares structural equation modelling (PLS-SEM) technique is adopted to test several hypotheses involving internal information integration, external information integration, port community operational capability, and port performance. [Extracted from the article]