Nelei Electric in 2017,Nelei Electric is a manufacturer specialized in the research,development and production of Dual power automatic transfer switch ,We are located in Wenzhou,with convenient transportation access.All of our products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world.If you are interested in any of our products or would like to discuss a custom order.please feel free to contact us.We are looking forward to forming successful business relationsships with new clients around the world in the near future.