Establish in 1986,Authority Technology Co.,Ltd(Atech) is an enterprise integrating designing,agent & sales of consumer IC. We are not only committed to offering high-quality and advanced semiconductor components to customers,but also we are focused on providing best IC solution ! Our product range covers voice/melody ICs, voice/melody integrated MCUs, general purpose MCUs, IC recording products, LCD driver with voice /melody MCUs,8 BIT MCU.