Xiamen Doubleport Imp and Exp Trading Co., Ltd. is one of the leading manufacturer and export of silicon metal , Ferro silicon , Ferro manganese, Ferro manganism, Calcium silicon , and aluminium ingot so on.Our main hot sell products are silicon metal and Ferro silicon .There are more than 8 furnaces located in Fujian and Yunan province in China.with annual output 60000mt of silicon metal and Ferro silicon.The advantage of our products are that high grade, low Ferro and low phosphorus .Our products have SGS Certificate and we have completely quality control system.Our purpose is to supply the products with high quality , competitive price and the best service to our customers . We would like to cooperater with friends who come from worldwide.So Let us hand in hand make a Win-Win situation .Email:info at xmdoubleport.com