Core Points - Hainan Island has over 1,900 kilometers of coastline and 68 scenic bays, with the 2026 Hainan Marine Tourism Year recently launched, highlighting diverse marine activities available during winter [1] Group 1: Marine Tourism Activities - Various ways to enjoy the sea in Hainan include cycling or driving along the coastal tourism road, providing a unique experience with beautiful ocean views [3] - Popular activities among young tourists include wake surfing, which combines boat rides with water sports [5] Group 2: Cultural Experiences - The floating "water village" in Lingshui, Hainan, offers visitors a chance to learn about local marine culture and experience the lifestyle of fishermen who traditionally live on fishing rafts [7] - The village provides numerous family-friendly activities such as sea fishing, beachcombing, and net fishing, along with unobstructed views of sunrises and sunsets [8]