Moreover, it was only with the opening of the Ban-nan Line that TRTC, after bearing up for so many years, finally began to turn a profit, and, as further lines opened, passenger volume and revenues rose in tandem.
苦撐多年的台北捷運，亦在板南線通車後轉虧為盈；營收及運量更隨著路線增加而逐年成長。