Good Will Instrument Co., Ltd. manufactures and markets electrical test and measurement instruments for educational and industrial manufacturing markets in Taiwan. The company offers handheld and digital storage oscilloscopes, and oscilloscope training kits; spectrum analyzers, RF training systems, and EMI solution packages; arbitrary function and RF signal generators; DC and AC power supplies and electronic loads; and data acquisition systems. It also provides digital multimeters and digital clamp meters; LCR meters; safety testers comprising hi-pot, AC ground bond, multiplex scanner box, and leakage current testers; and other meters, such as DC milli-ohm, AC power, precision current shunt, AC millivolt, frequency counter, and battery meters. In addition, it offers accessories, such as oscilloscope, function generator, spectrum analyzer, power and load, T & M accessories and racks, RF accessories, LCR fixtures, communication cables, and general leads; and power electronic modules and training systems. The company was founded in 1975 and is headquartered in New Taipei City, Taiwan.