Ewen attached much importance to product quality because we believe that quality is the top priority. Ewen has obtained certificates like CE, ISO 9001:2015 etc. The scope includes voltage stabilizer, transformer, regulator, AC DC switching power supply, reactor, inverter etc. Also, we have several third party test report form authority organizations. The main test models are voltage stabilizer and transformer.
Except thrid part certificates and test reports, we have our own quality control staff. Every product would tested before it leaves our factory.