蜜桃视频插满18在线观看,国产成人久久精品二区三区,天天躁日日躁狠狠躁超碰97,韩国欧美日本亚洲一区二区

Tianjin Xinfeng Packing Products Co., Ltd.

Production Process

The raw material is hot rolled sheet, production process including pickling, cold rolling, degreasing, box annealing, flattening, tension leveling and tin plating. All the manufacturing equipment are designed and manufactured by Chinese top design institutes and equipment manufacturers. The push-pull pickling line (annual production capacity: 500,000 tons) is equipped with waste acid regeneration facility. The electrolytic tinning production line (annual production capacity: 200,000 tons) is advanced in China, adopting Ferrostan electrolytic tinning process, using PT insolvable anode and IGBT eliminator power technologies.