With the completion of the first phase, de Lattre planned his next move. Realizing the difficulty of phase two, de Lattre divided French Union forces into three operational groups, which together would capture Hòa Bình by land, sea and air.
Following the completion of the first stage, de Lattre planned his subsequent action. He recognized the difficulty of phase two, so he split the French Union forces into three separate groups to conquer Hòa Bình through land, sea, and air.