Xin Kai is a pioneering Horticultural Therapist in Singapore. Trained as a Landscape Architect, he has designed numerous therapeutic gardens for public parks, schools, and healthcare facilities across Singapore. Xin Kai holds a professional certificate from the University of Florida, alongside additional trainings in the United States, having served with the Horticultural Therapy team at New York University Langone Health and Wilmot Botanic Garden. He also shares his expertise as a part-time lecturer at Singapore Polytechnic, Ngee Ann Polytechnic, University of the Arts Singapore - Nanyang Academy of Fine Arts, and National Parks Board Centre for Urban Greenery and Ecology.