Micro-needle is to introduce products into the skin through instruments and act on skin surface care. The effect lasts for a short time and needs long-term care.

Water-light needle injects the product into the skin by injection, which generally lasts for half a year and belongs to the category of micro-plastic surgery.

If the skin is not too old, it can be treated by introductory care. Generally, water-light needles are suitable for women over 40 years old to resist aging.