Shenzhen Feixiang Digital Technology Co., Ltd., founded in 2011, is a professional manufacturer specializing in high-fidelity audio products like amplifiers, DACs, and preamplifiers. With over 7 years of experience, the company operates under the brands FX-AUDIO- and NFJ&FXAUDIO. Their team prioritizes technical excellence, aiming to understand audiophile needs and enhance music enjoyment.