Runsheng Transformer Co., Ltd. is a professional manufacturer of power transformers, specializing in oil-immersed transformers (S20, S11, S13), SH15 amorphous alloy transformers, S13 series 10KV 3D magnetic path wound-core transformers, D10 single-phase wound-core transformers, as well as mining transformers, rectifier transformers, surge arrestor transformers, load-tap-changing transformers, and custom-engineered special transformers.