日本昭和电工公司(Showa Denk K.K.)是日本高纯电子铝箔的主要生产者,工厂在堺市(Sakai),生产能力24kt/a。从2012年起在中国江苏省南通市建一个高纯铝电子箔厂,已于2013年10月11日建成投产,名为昭和铝业(南通)有限公司(Showa Denko Aluminum(Nantong)Co.)。生产能力12kt/a,是中国最大的高纯铝电子箔专业生产厂,所用的高纯铝带坯从日 Showa Denk K.K., a major producer of high-purity electronic foil in Japan, has a production capacity of 24kt / a in Sakai. A high-purity aluminum foil plant was set up in Nantong, Jiangsu Province, China since 2012 and was put into production on October 11, 2013, under the name of Showa Denko Aluminum (Nantong) Co., Ltd. . Production capacity of 12kt / a, is China’s largest high-purity aluminum foil professional production plant, the use of high-purity aluminum billet from Japan