The P. League+ (stylized as P. LEAGUE+, abbreviated as PLG), pronounced as Plus League, is a Taiwanese men's professional basketball league founded in 2020.
The P. League+ was founded by Blackie Chen in 2020. It is the first fully professional basketball league in Taiwan after the Chinese Basketball Alliance (CBA) ceased operations in 2000. The first four teams participating in the inaugural season were the Formosa Taishin Dreamers, the Hsinchu JKO Lioneers, the Taipei Fubon Braves, and the Taoyuan Pilots. In its second season 2021–22, the P. League+ added two more teams, the New Taipei Kings and the Kaohsiung Steelers.
On June 26, 2024, the P. League+ announced the merger with the T1 League for the 2024–25 season. On July 8, 2024, Kaohsiung 17LIVE Steelers, Taipei Fubon Braves and Taoyuan Pauian Pilots announced to exit the league merger, preferring to stay for the upcoming season. On July 9, Tainan TSG GhostHawks announced to exit the merger and join PLG. Formosa Dreamers, Hsinchu Toplus Lioneers and New Taipei Kings announced they will join the newly formed Taiwan Professional Basketball League.