Silent Angel is a high-end audio equipment brand operated by Thunder Data Co., Ltd., founded in 2014 by Dr. Eric Jian Huang, former CTO of EMC China. Dr. Huang received his Ph.D. in computer science from the University of Minnesota-Twin Cities in 2000 and has extensive experience at Sun Microsystems and Intel. The company specializes in Hi-Fi streaming network solutions, providing quality components for residential HiFi streaming networks including audio network switches, music streamers, music transporters, linear power supplies, Roon music servers, and word clocks. Silent Angel focuses on improving signal quality for high-resolution digital music streaming, with MQA-supported product certification and multiple international audio equipment awards. The company has developed two product lines: Silent Angel (targeting high-end audio consumers) and Thunder Data (delivering complete enterprise solutions for hotels, schools, etc.). Their mission is to deliver the best solutions for high-resolution music streaming while maintaining audiophile-grade quality standards.