Scalp Acupuncture Treatment for Chronic Tic Disorders in Children

The goal of this clinical trial is to learn if scalp acupuncture works to treat chronic tic disorders (CTD) in children. It will also learn about the safety of scalp acupuncture. The main questions it aims to answer are: * Does scalp acupuncture improve clinical symptoms and social functioning, and enhance quality of life in children with chronic tic disorders? * Researchers will compare scalp acupuncture combined with behavioral therapy to behavioral therapy to see if scalp acupuncture treatment works to treat scalp acupuncture. Participants will: * Receive scalp acupuncture treatment and behavioral therapy for 3 times per week and last for 12 weeks. * Receive questionnaire survey using the following scales: the Yale Global Tic Severity Scale (YGTSS), the Clinical Global Impression (CGI) Scale, the Children and Adolescents Quality of Life Scale for Tourette Syndrome (C\&A-GTS-QOL) and the Child Behavior Checklist (CBCL).