Xinlongsen Metallurgical Material Co., Ltd: Specializes in the production and sales of ferrosilicon, metal silicon, silicon aluminum iron alloy, silicon aluminum strontium calcium alloy, silicon carbide, silicon carbide powder, silicon carbon alloy, blast furnace warming agent, covering agent, composite deoxidizer, inoculants, various ferroalloy balls, slag ball slag arresters and other metallurgical refractories.