Who is the muscular man with long hair dancing in Shake Shack?

Lee Chenguang. Shake Shack's Lee Chenguang is known for his long hair, muscular body and dance videos. Li Chenguang is a professional fitness trainer and dancer who shares many videos about fitness and dancing on Shake Shack. His long hair and muscular body is one of his most distinguishing features and his dance videos are loved by many.