HANGZHOU TAINUO ELECTRONIC THCHNOLOGY CO.,LTD. is a professional manufacturer of developing and producing electronic products and welding protection products.Our main product is Soalr auto-darkening welding helmet with advanced technology and various types. Our products can fully meet with CE standard and American ANSI Z87.1 standards. Our products have been exporting to Russia ,USA,Germany,France,UK and many other countries and regions with best quality and good prices, .