1. We have more than 15 years in manufacturing tax inovice book, invoice book and invoice books. Tax Inovice book:Specification: 1. CB: White for 55gsm2. CF: Red for 55gsm3. Plastic shrink packing4. 50 pages/book, 40 books/CTN, 2000 pages/CTN5. Pallet Packing6. Can print as the customer's design. Tax invoice book