The freckle removing effect of Yuyantang in Yangzhou is really good. Yuyantang's unique anti-ion technology can transform water, oxygen and nitrogen in the air into ion energy needed by human body through instruments, quickly open epidermal channels, directly act on melanocytes and promote cell activation. Then through the techniques and techniques of our Yuyantang, we can quickly take out the spots, just like "taking things out of the bag". My plaque is mainly caused by pigmentation, and now it has faded a lot.