Beijing Yongwen Technology Co., Ltd. is a comprehensive company specializing in the R&D, production, sales and after-sales service of the Digital Radio & Video Broadcasting equipment, and provides customized design of products (ODM/OEM) in the technical fields of signal reception, audio and video coding, multiplexing, scrambling and modulation. Our main products are as following: HD / SD / Audio Encoder (Modular design) HD / SD / Audio Decoder (Modular design) AVS + Receiver Decoder Network Decoder (HTTP / RTMP / m3u8 protocol ) Living Network Encoder (HTTP / RTMP / m3u8 protocol ) Bi-direction ASI/IP Gateway other digital broadcasting equipment