Since its establishment, EVR has been deeply involved in the fields of home audio, automotive electronics, and automotive audio, with independent intellectual property rights throughout the entire industry chain from research and development, design to manufacturing. The company has passed domestic and foreign product certifications such as ISO9001, ISO/TS16949, ISO14001, CCC, CE, FCC, EMARK, UL, FDA, C-TICK, etc., and has always had a high influence and good reputation in the audio industry!