DAYUSHAN INTERNATIONAL TRADING GROUP include: Dayushan international trading(Taiwan)co.,ltd,Dayushan international trading (HongKong)co.,ltd, Dayushan international trading (Taiwan) business headquarter and TAIWAN G-Winner Environment Protected and Technology Co. Ltd. Shanghai G-Winner industrial company, shanghai G-Winner company Shenzhen branch. Our company specialize in the import and export of predominant goods, such as chemical fertilizer, diesel oil, fuel oil, crude oil, scrap steel, used rail, scrap magnesium , magnesia, electrolytic copper, electrolytic nickel, bronze powder, molybdenum powder, iron sand, cast iron ingot and aluminum ingot, in large quantity through diverse marketing channels.