Suttons (shanghai) power company ltd. Is a brand manufacturer that provides customized passive filter solutions for customers. National enterprises that specialize in the development, design, production, marketing, etc. Of electrical energy quality series products such as electric resisters, transformers, filters, etc. Suttons has accumulated over 13 years of r & d and manufacturing technology. The products under the flag have been used in 16 industries, both domestic and foreign, such as coal mines, oil, semiconductors and photovoltaics。