Group 1 - The "Charming Chongqing" drone light show, featuring 11,618 drones, set a Guinness World Record for the most drones forming aerial patterns [1] - DNF collaborated with Chongqing to integrate local landmarks into the game, allowing players to experience the city's attractions virtually [1][2] - The partnership aims to enhance cultural tourism in Chongqing by leveraging DNF's popularity among young audiences [2] Group 2 - DNF's collaboration with local tourism and businesses created the "DNF Snowman" themed park, attracting significant foot traffic and boosting local business revenues by over 80% [3] - The initiative has successfully engaged millions of players online, with a virtual "Chongqing activity map" and real-world events drawing large crowds [3] - This partnership exemplifies how digital gaming can serve as an effective medium for promoting urban tourism and cultural engagement [3]