Hui’er hearing was established in 1987, it is not only a provincial high-tech company with hundreds of chain hearing service institutions, dedicating to helping people with hearing impaired by providing a wide range of audiological services and hearing products, but also an excellent enterprise which has obtained both ISO9001:2000 and ISO13485:2003 certificates. The headquarter is located besides the scenic West Lake Hangzhou and in the Deafness Rehabilitation Research Institute of ZheJiang Traditional Chinese Medical University. With the professional technology of Hearing and Speech Science Faculty of ZheJiang Traditional Chinese Medical University and Hangzhou deaf children's rehabilitation center, we have advanced and complete hearing testing equipments and a professional team of hearing rehabilitation experts, we always insist our tenet—Try best to rehabilitate the hearing impaired patients, and we have dedicate to providing excellent hearing products and audiological services for years. Hui’er hearing led the way in realizing a standardized and network system, the professional service net has covered more than 100 cities in Zhejiang、Shanghai、Jiangsu、Shandong、He’nan、Hunan、Jiangxi、Anhui、Fujian、Liaoning Provinces, etc. Hui’er hearing has gained credibility within the hearing industry because of its professional technology, perfect after-sale service and its supervision system over product quality. It has been winning the patients’ trust and praise as the satisfaction rate has been better and better for more than twenty years, gaining high social benefits, particularly in deaf children’s hearing and speech rehabilitation field, which has reached the level of developed countries because of the large scale and high recovery rate, get awards from the State Council、Ministry of Health、Ministry of Civil Affairs、Ministry of Education、China Federation of Handicapped People and other ministries for this excellent work.