ProsemiTech operates through ProsemiTech Microelectronics Technology (Suzhou) Co., Ltd., headquartered on Xingpu Road in Suzhou Industrial Park, Jiangsu. Positioned as a leading enterprise in precision current-sensing components, it has built a complete industrial-chain loop from upstream new-material R&D and high-end equipment manufacturing to precision-component production, with more than 200 invention and utility-model patents. Its main products include chip alloy resistors, shunts, precision metal-foil resistors, thin-film alloy resistors, one-time SMD fuses and high-current fuses, standard and low-resistance SMD resettable fuses, leaded resettable fuses, as well as TVS diodes, ESD protection diodes, polymer ESD protectors and LED protectors, used in industrial and motor control, consumer electronics and power tools.