話說回來

话说回来
huàshuōhuílái

returning to the main topic...; that said; again; nevertheless; anyhow

Wiktionary

Homographs

話說回來 huàshuōhuílai (but) then again; (but) on the other hand

Entry Composition

1 話說 huàshuō
  1. It is said that ... (at the start of a narrative)
  2. to discuss; to recount
2 回來 huílái
  1. (to come or bring) back (used after a verb to indicate direction towards the speaker)
  2. back (used after a verb to indicate direction towards the speaker)
  3. to return; to come back; to be back