In my country, epoxy resin vacuum casting Dry-type transformer dominates the market. In addition, from the main distribution transformers to power plant excitation transformers, plant transformers, rail transit traction rectifier transformers, high-current electric furnace transformers, nuclear power plants, marine, oil production platforms, and other special transformers and multi-purpose multi-field development. In recent years, Zhejiang Shuntong Electric Co., Ltd. has developed and mass-produced these special products in many fields.