1. 3-hole ring binder with view binder slot (View Binders)
Standard size file cover Letter size (8.5” x 11”), using 3-hole slant-ring or D-ring binding mechanism, size from 1 to 5 inches.
Material: hard pressed paper (chipboard), PVC vinyl or polypropylene (PP) coated.
Color: black and white.

2. 3-Ring Mechanisms
Chrome-plated metal parts for Letter-sized file covers, 3-hole type, Slant or D-shape, size from 1 to 5 inches.
Vietnamese enterprises that are able to supply this product, please contact:
Trade and Investment Promotion Support Center (Trade Promotion Department)
Email: ketnoigiaothuong@gmail.com
Tel: 0981 226 658 (Ms. Diem Quynh)
Source: Trade Promotion Department.