Ultrasonic importer and microneedle roller that import effect is good

Relatively speaking, micro-needle introduction is better, because ultrasound should not be used in the head, chest, abdomen, the body has an impact, but the micro-needle roller is not ideal, micro-needle in fact belongs to the minimally invasive, there is a risk of infection, and now there is an improved instrument, the use of micro-current introduction, such as Shanghai Haoxin to do the ice conduction cosmetic instrument is the principle of micro-current introduction design, there are two introduction head, can be used for the different viscosity of the original liquid, can apply. Please adopt, thank you!