flow chart:Auto decoiling-guide feeding-Pre-punching holes-Roll forming-Cutting according to set length-Run out table(12m)-Crimping and fixing –Run out table(6m) equipments include: 5 T Hydraulic decoiler (1 Pcs), feed&level unit (1 pcs), Pre-punching system (1 pcs),Punching hole dies(4pies) roll forming machine (1 pcs),cutter(7 pcs),hydraulic station, run out table(2 pcs)