1. E flute or B flute made of corrugated paper. 2. white top brown inside or both white , both brown with color printing. 1. E flute or B flute made of corrugated paper.2. white top brown inside or both white , both brown with color printing.3. Size and printing based on customers' requirement.4. Food grade raw materials, APP grade.paperboard.our unique feature:1. Paper and color printing do not ...
