Group 1 - Wuhan Happy Valley has transformed into HOHA Music Park, launching a 65-day "Summer Carnival" in collaboration with Maya Beach Water Park, offering diverse entertainment activities [1] - The "Summer Carnival" features a multi-dimensional music stage "1+5" and a live performance by invited guest Chen Keni, who premiered her new song "City Waves" [1][3] - The upgraded "Adventure Island" at Maya Beach includes over ten amusement devices, five fun games, and various water performance activities, along with new night events like the Summer Splash Water Party and Maya Electronic Music Party [1][5] Group 2 - The event atmosphere was enhanced by synchronized performances across five sub-stages, showcasing various music styles including punk rap, pop music, and instrument performances, engaging the audience [3] - Interactive competition projects such as "Floating Afternoon Tea," "Water Soccer," and "Sand Treasure Hunt" attracted many visitors, creating a lively scene [5] - Future activities planned for the "Summer Carnival" include the Happy Valley Lobster Festival and Maya Water Challenge, with extended operating hours until 22:00 during the summer [5]