**Product Specifications:**

**Brand:** LPS (PS)

**Focus:** LPS has been specializing in the research, development, production, and sales of stationery for 20 years. The brand emphasizes usability as a key consideration for all products, ensuring meticulous craftsmanship.

**Product Lines:** LPS Edition (LPS), LPS Joyful Travel (LPSH)

**Brand Philosophy:** LPS embodies a non-compromising artisan spirit, providing high-quality stationery products.

**History:** With a 20-year brand history, LPS is dedicated to offering joyful and interesting cultural products to global consumers. The brand has its own independent research and design team and manufacturing facilities, shaping a distinctive brand personality.

**Design Principle:** INSIST ON ORIGINAL DESIGN

**Product Features:** The LPS Show Product Series includes PP transparent loose-leaf notebooks for efficient organization and review. Each notebook contains 50 pages, featuring ivory white paper and various formats.

**Specifications:** The product function is defined by f(x) = ax, -360) 60.36f(2)6. The range of f(x) is -36a1b6o. The product is designed for standardized organization and categorization, facilitating efficient review and study.

**Material:** The notebook features 80g thick ivory white paper, suitable for double-sided writing without ink seepage.

**Product Parameters:**

- Series: Show Product Series A5, Show Product Series B5

- Size: A5 (145*208mm), B5 (176*255mm)

- Pages: 50 pages per notebook

- Paper: Ivory white paper

- Holes: 20 holes (A5), 26 holes (B5)

- Formats: Lined, grid, Cornell notes

**Details:** The notebook is made of high-grade ivory white paper, providing a smooth and thick writing surface. It is compatible with various types of loose-leaf binders.

**Features:** The notebook includes a pull-out PVC plastic rod for easy opening and closing. The cover comes with a label for convenient marking and notes.

**Usage:** Suitable for educational, professional, and personal purposes, offering a high-quality writing experience.

**Design:** The notebook features a simple and elegant design, reflecting a sense of taste and sophistication.

**Additional Information:** The product is designed for efficient study and review, with a focus on error analysis, correct solutions, and key point summaries.

(Note: The provided text contains a mix of product information, technical details, and mathematical equations. The specifications have been summarized and organized for clarity.)