1. With the increasing attention of consumers to health, people pay more attention to whether the materials used in the fresh-keeping box are healthy, hygienic and safe, which are harmless to the human body, such as PC materials, PE materials, PP materials, toughened glass materials and high borosilicate glass materials. The most common material of plastic fresh-keeping boxes is PC materials.
2. Transparent: the preservative box is generally made of transparent or translucent materials. In this way, you do not have to open the box when using, you can easily confirm the items in the box.
3. Appearance: the high quality fresh-keeping box has lustrous appearance, beautiful design and no burr.
4. Heat resistance: the requirement of heat resistance of the fresh-keeping box is relatively high. It will not deform in high-temperature water, and can even be disinfected in boiling water. It is the first time to introduce the fresh-keeping box made of high borosilicate heat-resistant glass, which is not only resistant to high temperature, but also has no problem even if the temperature difference changes sharply by 120 ℃.
5. Durable: to have superior impact resistance, heavy pressure or impact is not easy to break, not easy to leave scratches.
6. Sealing: This is the first consideration when choosing a fresh-keeping box. Although different brands of products have different sealing methods, excellent sealing is a necessary condition for the storage food to keep fresh for a long time.
7. Space saving: reasonable design, various sizes of fresh-keeping boxes can be orderly placed, combined and kept neat, which can save space very well.
8. Microwave heating: can be directly in the microwave oven heating food, more convenient to use.
9. It is easy to identify the contents of the transparent tank, which is convenient and practical.