IEN HANCHANG Transformers are KOREA transformer manufacturers and distributors of quality transformer products. We can supply Distribution, Pad mounted and Power Substation of transformer types in any quantity. Suitable for a wide best suit your needs, then our technical department will be happy to advise you on the best transformer type to full your requirements. With various approvals, manufactured to ANSI, IEC and KS(Korea standard). Tested for safety and performance in extreme conditions.