13 -15 July 2022 (Wed – Fri)
China National Convention Center (CNCC)
Beijing, China

KINGRAY

Guangzhou Jingrui Information Technology Co., Ltd. was established in 2009. It is a national high-tech enterprise integrating R&D, production, sales and service . The company focuses on the research of IoT technology, wireless audio technology, DSP audio technology, network audio technology, and voice algorithm technology. Its products cover education, professional sound, conference, public broadcasting, and commercial audio markets.