Bluetooth chip, Unigroup Display Rui (RDA), Unigroup Display Rui's predecessor is RIDI Microelectronics Co., LTD., July 19, 2014, Unigroup Group acquired RIDI Micro for $907 million. Unigroup is committed to the independent research and development and design of core chips in the field of mobile communication and Internet of Things, including 2G\/3G\/4G mobile communication baseband chips, radio frequency chips, wireless connection chips, security chips, TV chips, image sensor chips.