Teng Kai-wei
Teng Kai-wei is a Taiwanese professional baseball pitcher who plays for the San Francisco Giants in Major League Baseball (MLB). He made history as the first Taiwanese pitcher in the Giants' franchise, making his MLB debut in 2024. After struggling during his initial season with a high ERA, Teng rebounded impressively in the 2025 season, showcasing his talents in Triple-A Sacramento with a significantly improved performance, which led to his call-up to the majors once again. Known for his strong breaking pitches and improved command of his fastball, Teng is recognized as a promising talent in MLB's competitive landscape.
Not in the pool (under ¢1).
Recent news mentions
Teng Kai-wei is the only Taiwanese pitcher active in the MLB and recorded a no decision in a recent game.
Teng Kai-wei gets no decision, Astros lose 5-4 to Brewers
Taiwan· 2026-05-31
Teng Kai-wei, the only Taiwanese pitcher to have appeared in a Major League Baseball (MLB) game over the past two seasons, has been traded by the San Francisco Giants to the Houston Astros.
Giants trade top Taiwanese Teng Kai-wei to AstrosTaiwan· 2026-01-31
Teng Kai-wei impressed against the Arizona Diamondbacks despite an 8-1 loss.
Taiwan’s Teng shines despite Giants’ lossTaiwan· 2025-09-17
Teng Kai-wei is a Taiwanese pitcher who was called up to the San Francisco Giants from Triple-A.
SPEAK UP: Teng Kai-wei, Cheng Tsung-che break into MLB (1/2) 鄧愷威、鄭宗哲接力上大聯盟（上）Taiwan· 2025-08-22
Teng Kai-wei is a Taiwanese infielder who was called up temporarily to play for the Pittsburgh Pirates.
SPEAK UP: Teng Kai-wei, Cheng Tsung-che break into MLB (2/2) 鄧愷威、鄭宗哲接力上大聯盟（下）Taiwan· 2025-08-22
Taiwanese pitcher Teng Kai-wei took the mound in New York on Saturday as the starting pitcher for the San Francisco Giants in his MLB season debut against the New York Mets.
Teng makes season debut for Giants in loss to MetsTaiwan· 2025-08-05
Taiwanese pitcher Teng Kai-wei of the San Francisco Giants is set to take the mound today against the New York Mets’ Kodai Senga for his 2025 MLB season debut.
Teng Kai-wei set for MLB season debutTaiwan· 2025-08-03