Yi “JamYoung” Yang entered the world of professional esports in 2019, starting to compete in Counter-Strike. The esports career of the player began with the team HG.United. In this team, the player could not achieve success, and by October, he joined ViCi Gaming on a trial contract. During the trial period, Yang helped the team win gold at eXTREMESLAND 2019 - China and CS:GO Asia Championships 2019: Chinese Qualifier, and also helped secure 5-6th place at ESL Pro League Season 10 - Asia.
Thanks to his significant contribution to this success, he was offered a full contract. From that moment, JamYoung helped the team secure several more gold medals. These came from tournaments such as: WESG 2019 China: Southern Circuit, Intel Extreme Masters XIV - World Championship: Asian Qualifier, Asia Minor Championship - Rio 2020: Chinese Closed Qualifier, Intel Extreme Masters XV - Beijing Online: Asia, and DreamHack Masters Winter 2020: Asia. Additionally, Yang won silver medals at WESG 2019 Greater China, ESL Pro League Season 12: Asian Qualifier, DreamHack Open Summer 2020: Asia, Regional Major Rankings: Rio Major 2020 - Asia, and Intel Extreme Masters XVI - Fall: Asia, and earned bronze at Perfect World Asia League Summer 2020.
At the end of 2021, JamYoung left the team and went inactive, but by February 2022, he resumed his career, joining the team Rare Atom. Immediately, he became a key player. In this team, he helped win silver medals at PGL Major Antwerp 2022: Asia-Pacific RMR - Asian Open Qualifier, Perfect World Arena Premier League Season 1: Professional Division, and earned bronze at BLAST.tv Paris Major 2023: Asia-Pacific RMR and Perfect World Arena Premier League Season 4: Professional Division. Moreover, the esports player won several championship titles, with the most notable being from tournaments such as: ESL Challenger League Season 40: Asia-Pacific, IEM Road to Rio 2022: Asia-Pacific RMR - Chinese Qualifier, Perfect World Arena Premier League Season 3: Professional Division, ESL Pro League Season 17: Asian Conference, and ESL Challenger League Season 45: Asia-Pacific.
In August 2023, Yi “JamYoung” Yang changed teams and moved to 5yclone. He spent only a month in the team but during that time, he won silver medals at Intel Extreme Masters Sydney 2023: Asian Qualifier, 5E Arena Asia Cup Fall 2023, and Perfect World Arena Premier League Season 5: Professional Division. After that, the player received an invitation from TYLOO, where he currently plays.
During his time with TYLOO, JamYoung secured a championship title at Asian Super League Season 1, Intel Extreme Masters Chengdu 2024: Asian Qualifier, ESL Challenger League Season 48: Asia, and also won silver medals at Intel Extreme Masters Chengdu 2024: Chinese Qualifier, ESL Challenger League Season 46: Asia-Pacific, PGL Major Copenhagen 2024: Chinese Qualifier, Intel Extreme Masters Rio 2024: Asian Qualifier, and Perfect World Shanghai Major 2024: Chinese Qualifier.