Lei Jiayin, born on August 29, 1983, in Tiedong District, Anshan, Liaoning, China, is a well-known Chinese actor. He is best recognized for his roles in films such as Guns and Roses (2012), How Long Will I Love U (2018), A Writer’s Odyssey (2021), Full River Red (2023), and YOLO (2024). Additionally, he has starred in popular television series like The First Half of My Life (2017), The Longest Day in Chang’an (2019), and A Lifelong Journey (2022).