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Chengdu Dexin Digital Technology Co., Ltd. Since its establishment, the company has always focused on the research and development, manufacturing, and sales of professional audio and video signal processing software and hardware integrated equipment for digital television, professional audiovisual, emergency broadcasting, and other fields, as well as providing system integration. Relying on long-term and continuous R&D investment, independent innovation and profound technology accumulation, the company has gradually developed and formed a series of coverage codec series, multiplexing series, modulation series, coding modulation series, multiplexing modulation series, demodulation and descrambling decoding series, terrestrial digital television broadcast transmitter series, stereo FM broadcasting transmitter series, solid state power source series, low-level RF front-end series, IPTV management software series The multi-level product system and system integration business system with over ten product series and hundreds of product models, including the emergency broadcasting management platform series, emergency broadcasting adapter series, IP microphone series, and intelligent release terminal series, has become one of the few enterprises in China that have a complete product line layout, master the main digital television transmission standards at home and abroad, and can meet the personalized needs of different types of users in various application scenarios, both domestically and internationally