The document lists specifications for various test transformers and test systems supplied by an organization to electric power research institutes and companies in China, Italy, Taiwan, Finland, Japan, Australia, Vietnam, and Canada. The clients included national quality inspection centers, universities, and electric power grid and generation companies. The test equipment included transformers ranging from 350kVA to 14000kVA and voltages from 200kV to 1600kV, as well as resonant test systems and impulse voltage test systems with voltages up to 3000kV and energies up to 360kJ.