The invention relates to a preparation method of a
mask for accurate repair and care, and belongs to the technical field of beauty
cosmetics. The method comprises the following steps that 1, a
facial skin image is obtained through a facial imaging device, a three-dimensional (3D) facial shape image is constructed, and meanwhile analysis and data collection are conducted on the
facial skin type and state, target positions, unusual conditions and the like, and a 3D
facial skin state data packet is constructed; 2, computer modeling is conducted according to the facial morphology and state data, a mold is printed through a 3D printing technology, and a
mask substrate is prepared through the mold; 3, ingredients with corresponding repair and care effectiveness are precisely sprayed on corresponding positions of the
mask substrate according to the
skin state data packet, rapid
vacuum drying is conducted, and a dry mask which has the effectiveness and is precisely distributed is obtained; 4, a
wetting penetrating fluid is prepared and packed separately and matched with the dry mask to be applied to a user. The mask prepared through the method has the shape capable of being well attached to the face, and meanwhile the mask has the advantages of achieving personalized accurate care and fixed-point facial
drug administration.