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Tai'an Shuangyan Machinery&Electronic Co.,Ltd.,one of a leading manufacturers of Auto-Darkening Welding Helmet, is a science-guided enterprise which specializes in all kinds of welding helmet products. The product standards follow ANSIZ87.1 and EN 379.All the products are highly demanded and praised by customers,including Europe,America, Japan,Australia,New Zealand and other countries.We warmly welcome friends and customers from home and abroad to visit us and cooperate to make a brighter future together....
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