Established in 2004, KEHAN TECHNOLOGY LLC is an American camera equipment manufacturer specializing in car DVRs, IP cameras, body-worn cameras,action cameras and related services. With its headquarter in California U.S., KEHAN has established its factory and office in Shenzhen of China which was renamed as E-Song Digital Technology LLC.

KEHAN has been developed as an international high-tech enterprise combining research, manufacture, marketing and service together. It has a top R&D team and owns about 100 independent patents. It has been working in close collaboration with Ambarella, the global leader of high-end video chip manufacturer, in the Asia-Pacific region. KEHAN is certificated with high-tech enterprise in the Chinese car DVR industry, and it has earned a great reputation in the European& American markets as a leader of high-level car DVRs.