Introducing the [H5] category work titled '19.9 Let You Understand Your Child Better'. This engaging piece, crafted with the powerful online design tool provided by Eqxiu (eqxiu.com), features an informative and interactive approach to understanding child development. The work highlights the importance of developmental assessment for children aged 0-3, focusing on the five developmental domains: gross motor skills, fine motor skills, adaptability, language, and social behavior. It addresses common issues such as clinginess, temper tantrums, social anxiety, and inattention, offering parents insights into their child's behavior and suggesting practical solutions. By conducting a developmental quotient assessment, parents can gain a deeper understanding of their child's development, identify areas of improvement, and provide targeted education to lay a solid foundation for their child's future. This valuable tool is designed to help parents love and educate their children more effectively, starting with understanding.