chiahang Enterprise Co., Ltd. established in Taiwan 10 years has been committed to professional development and production of electric power industry, industrial application of the digital meters and signal converters, signal isolators. Europe, America, Southeast Asia and the mainland.

chiahang of Taiwan's first brand ZEROSPAN SCR electric regulator / power regulator mainland technical services and sales centers; ————Network Advisory: Skype: ［ chiaying-jiang ］————