Huizi Ma, female, Chief physician, Master of Medicine. Department of movement Disorders, Neurology Center of Beijing Tiantan Hospital. Association position: Member of Parkinson's and Movement Disorders Branch of Beijing Medical Association; Secretary-general of Parkinson's Alliance of China; Deputy Secretary-General of China Neuroregulatory Union; Vice Chairman of Movement Disorders and Neuroregulation Branch of Beijing Degenerative Diseases Society; Executive Director of Beijing Neurodegenerative Society; Executive Director of Branch of Geriatric Society of Brain Diseases; Beijing Society of Neurology Dementia Professional Committee Member; Member of the Standing Committee of Neuropsychiatry and Clinical Psychology Branch of Beijing Society of Neurology; Member of the Standing Committee of Chinese and Western Integrative Medicine, Beijing Society of Neurology; Psychosomatic medicine, Chinese Association for Mental Health, etc.

Specialised area: Mainly diagnose and treat Parkinson's disease, Parkinson's syndrome, various movement disorders, various dementia diseases. Diagnosis and treatment of anxiety, depression and sleep disorders in general hospitals; especially post-stroke depression, Parkinson's depression and senile dementia depression; Restless leg syndrome and cerebrovascular disease.