HEYA is specialized in producing intelligent AC/DC voltage regulator power supply series, energy-saving voltage regulator power supply series,super power compensated voltage regulator series , UPS series, EPS series, car inverter series products and etc. Our company products is suitable for the family, industry, agriculture, fire control, automobile and other fields, our products won a number of patents. Especially the technology of our LCD display intelligentprogrammable voltage regulator power supply series is a commanding lead in the industry of voltage stabilizer. our products are favored by customers from domestic and abroad.