GTJA Investment Group is a Hong Kong-based financial institution and investment platform affiliated with Guotai Junan International. It manages capital across asset management and financial products, including Greater China growth, money market and investment-grade bond strategies, and has participated in Series A, Series B and Series C venture financings. Its investment activity spans China, Hong Kong, broader Asia and the United States, with exposure to biotechnology, pharmaceuticals, oncology, life sciences, finance and fintech.