Tianchuang Hengda Digital Video Technology Development (Beijing) Co.,Ltd is a digital and video technology company established in 2004, with headquarters in Shangdi, Beijing, China.We specialized in audio and video, as well as software and hardware developing and integration. With 11 years of experience, TchD, has a strong R&D group, release HD capture card, External capture, Video converter, Video encoder, Conference camera, USB microphone and other devices. We also launch the software which applies to the education recording, direct systems, web live video among other fields. All products are customized to your needs, TchD provides drive and SDK based on windows, Linux and Android. TchD continues to bring new products by market oriented and technology driven.