On 24 December 2017, the first team of the group, Team BIII, was announced at a fan convention called BNK48 We Wish You, held at Siam Square One in Bangkok.
Pada 24 Desember 2017, tim pertama dari grup "Tim BIII", diumumkan di konvensi penggemar bernama "BNK48 We Wish You", yang diadakan di Siam Square One di Bangkok.