In what year was the album “Blooming Days” released by EXO-CBX?

In what year was the album “Blooming Days” released by EXO-CBX?: The album “Blooming Days” was released in 2018 by EXO-CBX, featuring 7 tracks.
What is the most successful song from the album “Blooming Days” by EXO-CBX?: “Blooming Day” is the biggest hit from the album “Blooming Days” by EXO-CBX.

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