40/12/5 (no need to punch holes, dual-purpose punching),50/12/5 (no need to punch holes, dual-purpose punching),60/12/5 (no need to punch holes, dual-purpose punching),80/12/5 (no need to punch holes, dual-purpose punching),100/12/5 front fold 2cm (punch),120/12/5 fold forward 2cm (punch),150/12/5 fold 2cm in front (punch)
Whether to exclusively supply goods for cross-border export