Group 1 - The closing ceremony of the 15th National Games took place on November 21 in Shenzhen, featuring the Yao ethnic group's long drum dance from Lianan Yao Autonomous County [2][3] - A 10-meter long giant drum, specially made for the performance, was showcased, highlighting the cultural charm of the Yao people [3][31] - The performance was executed by the Lianan National Song and Dance Troupe, with dancers wearing traditional Yao costumes and incorporating original Yao music [5][6] Group 2 - The long drum dance, known as "Ai Wang Du," has a history of over 1,000 years, originating from the migration of the Yao ancestors during the Sui and Tang dynasties [8][9] - The giant drum, weighing approximately 1,100 pounds and requiring ten young people to lift, was designed to enhance the stage effect and was the largest of its kind ever made [32][40] - The performance included exaggerated movements to ensure visibility from a distance, adapting traditional dance to suit the large stage of the closing ceremony [18][20] Group 3 - The music for the dance was selected from the original Yao dance drama "Yao Mountain That Touches Red," which reflects the Yao people's efforts in poverty alleviation and rural revitalization [25][27] - The long drum dance serves as an important medium for cultural exchange for Lianan, having been performed at various national and international events [56][57] - The preservation and promotion of the long drum dance have been supported by local cultural departments since 1990, leading to the training of new artists [49][51]