

(1) After annealing, it is processed into ordinary cold rolling; (2) Galvanizing unit with annealing pre-treatment device processes galvanizing; (3) Basically do not need to process the panel. 

(1) After annealing, it is processed into ordinary cold rolling; (2) Galvanizing unit with annealing pre-treatment device processes galvanizing; (3) Basically do not need to process the panel.