The present invention relates to a recombinant microorganism with the controlled ability to produce polyols or exopolymers. The present invention also relates to a selective production or simultaneous production method for polyols or exopolymers using the recombinant microorganism of the present invention.

The present specification relates to a microorganism into which a GPD gene, a GPP gene, and dhaB, gdrAB, aldH and/or yqhD genes are introduced, and/or use thereof, the microorganism being capable of simultaneously producing 1,3-PDO and 3-HP.