Is the natural sound hearing aid chain regular?

The natural sound hearing aid chain is normal. Beijing Teana Voice Technology Service Co., Ltd. is a national chain of large-scale hearing rehabilitation services in China. 2065438+0216543810, the national chain trademark "Voice of Nature" (China) was launched. All chain centers are equipped with professional hearing testing equipment and rehabilitation evaluation equipment certified by the international medical device quality system. The hearing aid chain of the voice of nature is legal and formal. After years of professional, honest and law-abiding operation, the voice of nature has established a good corporate image in the highly competitive market and has been recognized and supported by the majority of users. Looking forward to the future, the voice of nature will, as always, adhere to the concept of "the voice of nature, professionalism and eternity" and provide better and more perfect hearing rehabilitation solutions for hearing-impaired patients.