CHENHAI Company is the high-tech enterprise that specializes in developing and producing the equipments of conference system and teaching amplifier.

CHENGHAI has been seeking to create the international audio equipment for conference and teaching more advanced, more reliable, easier useful. The main Products: Digital IR wireless conference system, full function digital conference system, infrared simultaneous interpretation system, professional conference microphone, 2.4G wireless microphone multimedia controller, special teaching amplifier, speakers.

Conference system is used in various fields and exported to many countries, our products have been exported many countries. Thousands of our products installations were completed for governments, hotels, conference centers, enterprises and colleges all over the world. "HISS" trademark has become well-known brand in the conference system field.