1. Original ink cartridge: the original ink cartridge, clear coding, no plugging, no drawing.

2. Stable coding: high adhesion, easy to dry, high-definition effect, environmental protection and energy saving.

3. Multiple color options: black, blue, red.

4. Wide range of application: can be widely used in medicine, food, etc. It can also be applied to a variety of semi-absorbent materials, such as masks, cotton, sacks, etc.