そこへ行いくと

expression

on the other hand; in contrast; conversely

Used to contrast two situations, often implying that the latter is more positive or favorable. Functions as a conjunction-like phrase.

• 彼かれは勉べん強きょうが苦にが手てだが、そこへ行いくと妹いもうとは優ゆう秀しゅうだ。

  He is not good at studying, but his younger sister, on the other hand, is excellent.