About Us

Shenzhen mark technology development co., LTD is one of the industry's leading digital wireless audio and video products and solutions provider, with independent intellectual property rights and core technology in the field, and based on the core technology development in the digital wireless transceiver, digital wireless stereo audio, digital wireless surround amplifier, digital wireless guide device, digital wireless headset, wireless simultaneous interpretation system, digital wireless audio and video transmission board and other products. These products have been widely applied and promoted in many fields at home and abroad since 2005. In the tourism, audio and education industries, Guangbiao technology has become a well-known professional digital wireless audio and video transmission products and solutions provider.