<https://www.tdisdi.com/?lang=es#organization>
<http://schema.org/description>
"Scuba Diving International, SDI, is one of the world's leading scuba and freediving certification agencies. We provide education and training materials for scuba instructors and dive centers to safely and effectively train divers in scuba diving and freediving. Our brands include Technical Diving International, TDI, Emergency Response Diving International, ERDI, and Performance Freediving International. We're based in Stuart, Florida, and have regional offices worldwide."
<https://www.tdisdi.com/tdi-diver-news-es/did-you-get-your-invite-well-here-it-is/?lang=es>