1. The official name of Fuerjia Mask is "Medical Sodium Hyaluronate Repair Patch", which is a medical dressing.

2. The "white mask" of Fuerjia facial mask is mainly used for "postoperative repair, acne removal and light printing", and the "black mask" has the functions of "postoperative repair and wound healing", both of which belong to the medical category.

3. All medical dressings that claim to be sterile are classified as second-class medical devices at the lowest level, and masks for women and children meet this standard.