As an active player in electrical manufacturing industry over 19 years,Onesto is committed to providing quality assured products for application in power distribution,industrial control and photovoltaic system etc.

Onesto is a name of quality that focuses oncustomer's safety and satisfaction. The company is operated under ISO9001 Quality Management System. All the products are manufactured in conformity with BS,EN,lEC international standards and acquired CE,CB, TUV,SEMKO,SAA,KEMA-KEUR, UL certificates.