HMT is a pioneering 4'' GaN Substrate Wafer Manufacturer, delivering high-quality, free-standing GaN wafers at highly competitive market prices. We cater to diverse needs with our standard 4-inch (Un-doped/Si-doped N-type) substrates, 450μm thick DSP or SSP, and are advancing the industry with our new large-format 6 inch and 8 inch GaN substrate offerings. Our commitment is to be a strategic partner in your innovation, providing the foundational materials for next-generation devices. For inquiries please contact our team today.