Used. In the 2021 special commemorative edition of the Chengshi series products officially launched by Li Ning, the "Chengshi" series includes a new color Fengdong 9000C, a pair of new color ground-mounted flying Pro, a 6-piece ball bag and two pieces, one red and one blue. The commemorative T-shirt is signed by Yudai Watanabe and used for endorsements. Li Ning is a sporting goods company founded in 1990 by Mr. Li Ning, the "Prince of Gymnastics". It is headquartered in Zhongguancun Science and Technology Park, Tongzhou District, Beijing. After more than 20 years of exploration, Li Ning has gradually become a leading international sports brand representing China. company.