bbtn 4dBBTN 4D is dedicated to providing a safe and advanced educational environment for children from three months old up to kindergarten age.Jakarta, CNBC Indonesia - PT Bank Tabungan Negara (Persero) Tbk (BBTN) berhasil meraih laba bersih Rp 2,38 triliun pada 2021, meningkat 48,3% dibandingkan torehan