For the photovoltaic, wind power, energy storage, hydrogen energy, and new energy vehicle industry chains, we provide rectifier transformers, epoxy cast dry-type transformers, American style box type substations, and 35kV~110kV oil immersed power transformers to meet the requirements of new energy generation for voltage conversion and stable power supply, energy storage and conversion, electrolytic hydrogen production rectification, and lithium battery material production, helping to efficiently utilize clean energy.