Paper corner guards are a material commonly used in the packaging and shipping fields and offer a variety of advantages, including:

1. Packaging protection: Paper corner protectors can be used to strengthen and protect the corners of packaging boxes, goods or products. They prevent crushing, damage and tearing that can occur during shipping and stacking.

2. Environmentally friendly: Paper corner guards are usually made of recyclable cardboard or paper materials, so they are environmentally friendly. They can be easily recycled and disposed of, reducing waste generation.

3. Lightweight: Paper corner protectors are relatively lightweight and will not increase the weight of the packaging, so they will not significantly increase shipping costs.

4. Customizable: Paper corner protectors can be customized according to packaging needs, including size, shape and thickness. This makes them suitable for a variety of packaging needs.

5. Easy to use: It is very simple to install and use the paper corner guards, just insert them into the corners of the packaging box. No additional tools or skills are required.

6. Reduce losses: Paper corner protectors can reduce the loss rate of goods during transportation. They ensure product integrity and reduce the risk of goods being crushed, bumped or dropped.

7. Improve stacking: Paper corner guards allow packages to be stacked together more stably, maximizing storage and transportation space.

8. Cost-effectiveness: Paper corner protectors are usually relatively low-priced, providing a cost-effective protection solution for packaging.

Overall, paper corner protectors are an environmentally friendly, affordable and functional packaging material suitable for a variety of industries and products. They help improve packaging stability and protection, reducing loss and waste, while having a low impact on the environment. Therefore, they are widely used in packaging and transportation.