Jinjiang Hengge Import and Export Trading Co., LTD., mainly engaged in: silicon metal 533#, 441#, 421#, 3303#, 2202# and other silicon products and 72#75# ferrosilicon, silicon sol (precision casting. Ceramic. Coating. Resistant materials), the quality of products by China supervision product quality testing through the ISO9001 quality management system certification, welcome friends to call negotiations.