Landlord, the bikini beauty in the fitness contest is called Xu Ruina, and the background music song is called Flower Juice. There are many versions of "Flower Juice" (Korean name) in Korea, but the singer named Migi sings the best, and it is also a version widely forwarded on WeChat recently with a beauty video of a fitness contest, from her album "? Her version can be found in Xiami Music.