The 9th Congress of the Asian Society for Neuroanesthesia and Critical Care (ASNACC 2027) is a biennial international scientific congress that brings together leading experts, clinicians, researchers, and trainees in neuroanaesthesia and neurocritical care. The meeting focuses on the latest advances in perioperative neuroscience, neurocritical care, traumatic brain injury, stroke, neuro-monitoring, and evidence-based management of neurological patients. The program includes keynote lectures, scientific sessions, workshops, and abstract presentations, providing opportunities for education, research collaboration, and professional networking. The 2027 theme is "Neuro Synergy: Together Towards Excellence in Care."