Who has more advantages in Chinese speech recognition technology, Iflytek or Nuance?

Iflytek certainly has more advantages. After all, it was established from 1999, with 3,800 cooperative manufacturers, and the voice input method is good. As the largest intelligent voice technology provider in China, Iflytek has long-term research and accumulation in the field of intelligent voice technology, and has international leading achievements in many technologies such as Chinese speech synthesis, speech recognition and oral evaluation ~