Based on the past 20 years in China, this article summarize the clinical and research work about the evaluation and therapy of cleft palate speech disorders and analysis of the developing work and evolution on the cleft palate speech evaluation and therapy. Propose our views and suggestions about the controversial issues in this realm, such as velopharyngeal closure functional restoration train, treatment plan of marginal velopharyngeal closure and so on. Emphasize the important of training our team of speech therapists more systematic and professional and strengthen academic exchange and communication. Meanwhile, suggest the department concerned and policy directors to give more support and help on speech therapy professional technical title classification and professional treatment.