Use cell therapy to improve the aging process of skin. Muscle age is the age of skin, and cell therapy refers to the use of cell therapy to improve skin aging, improve skin elasticity, luster and moisture, and delay the aging process of skin. Normal or bioengineered human cells are transplanted or imported into patients, so that the newly imported cells can replace the original damaged cells or play a stronger immune killing function, thus achieving the purpose of treating patients' diseases.