Core Points - Zhang Chaoyang, founder and CEO of Sohu, successfully swam 8.69 kilometers from Nan'ao Island to Raoping Bay in 5 hours and 18 minutes, marking a significant personal achievement [1][3] - The swim was live-streamed on Sohu Video, showcasing Zhang's preparation and the challenges faced during the event [1][3] Training and Preparation - Zhang underwent two months of alternating training, swimming 2 kilometers daily and running 5 kilometers every other day, later increasing to a high-intensity regimen of 6 kilometers running and 2 kilometers swimming daily [3] - His swimming speed improved to nearly 2 kilometers per hour, and he emphasized the importance of maintaining a horizontal position in the water for effective frog swimming [3] Challenges Faced - During the swim, Zhang encountered risks from ocean currents and oyster areas, which caused hand injuries, leading him to temporarily return to the boat for safety before continuing [3] - He advised against swimming in the area if one's speed does not exceed 3 kilometers per hour due to the current's speed [3] Event Significance - The swim served as a promotional activity for the upcoming Sohu Video Host Conference on September 21 and aimed to support the upcoming 15th National Games, promoting a positive sporting spirit [5]