HaiSheng company with South Korea join venture specializes in audio frequency disposal. We develop and produce the equipment of amplifiers. The main products are as follows: Digital Conference System, Digital Frequency Shift Amplifiers for Teaching, Long distance Network Conference System, Simultaneous Interpretation System and Microphone for Conference and Special Purpose.
  Haisheng company has been dedicating to producing professional audio frequency equipment for conference and teaching. Our products will be more reliable and more convenient with standard and internationalization. They are widely used by numerous departments, corporation and university in their public-address systems for conference and teaching in China as well as aboard. They have been received with superior capability and steady results. HISS has been a famous brand among the users.
We are in pursuit of providing high-class and eligible products, satisfying and circumspect service.