**Product Specifications**
**Brand:** Longe
**Model:** Signature Book
**Craftsmanship:** Gold stamping
**Compatibility:** Fits A4/A3 inner pages
**Design:** Luxurious and elegant, showcasing prestige
**Features:** Supports two types of inner pages for dual use
**Quality:** Selected premium materials, suitable for machine printing or handwriting
**Detail:** Exquisite craftsmanship, excellent quality
**Display:** Single-sided A4 inner page placement, unfolds to accommodate A3 inner pages
**Motto:** TRY BEFORE YOU TRY TO
**Product Basic Parameters**
**Product Name:** A3 Signature Book
**Quantity:** Single unit
**Color:** Red
**Weight:** 219g
**Size:**
- Unfolded: A3, 315mm x 452mm
- Folded: 226mm x 315mm (Gold stamping)
- *Product size is manually measured, slight errors may exist, please refer to the actual product*
**Additional Information**
**Inner Page Compatibility:** A3/A4
**Suitable for:** Shopfront lease agreements, house rental contracts, etc.
**Thickened Quality Assurance:** Rejects light/thin/inferior materials
**Material:** Velvet gold stamping, luxurious and sincere
**Cover Design:** Simple and luxurious with bronzed font
**Panel:** Thickened for durability and resistance to deformation
**Edge Design:** Ribbon edge for secure binding and prevention of core detachment
**Scenarios:** Suitable for contract signing and official documentation
(Note: The provided content has been summarized and formatted into product specifications.)
