GBA Business School | 721 followers on LinkedIn. GBA Business School 海納百川 ‧ 有容乃大 ‧ 實事求是 ‧ 立己立人 INCLUSIVITY , DIVERSITY, PRAGMATISM, VIRTUISM | GBA Business School 海納百川，有容乃大，實事求是，立己立人 INCLUSIVITY, DIVERSITY, PRAGMATISM, VIRTUISM