Is Cao Liujin stuttering deceptive?

don't lie. The patented technology of "device for treating stuttering" invented by Cao Liujin, director of Jianghai stuttering rehabilitation office in Nantong, Jiangsu Province, won the bronze award of "Project Award for Invention and Entrepreneurship". Cao Liujin, winner of the invention award, found out the causes of stuttering and the technology for curing stuttering after more than ten years of research, and obtained completely independent intellectual property rights, which solved the problem of curing stuttering and brought hope to the majority of stuttering patients. Stuttering is a speech disorder that repeats syllables and words. Stuttering, commonly known as "stuttering" and "stuttering", is characterized by frequent and involuntary repetition of words that are different in frequency and intensity from those of normal fluent people.