0.9-1.2mm corrugated panel roll forming line with post punch & post cut & curve For water tank systems From NKH MACHINERY Lilly ZHENG Xiamen New KaiHang Machinery Co., Ltd. Email: lillyzheng@nkhmachinery.com www.nkhmachinery.com whatsAPP: +86 15160724012 wechat: Lilly_zheng2014