Not bad. Yu Ziyan's products adopt advanced biotechnology, extract edelweiss essence, add placenta essence and vitamin essence, have amazing black absorption, can dredge blocked pores, improve black muscle base, make skin whiten from the inside out, and have good effect on female skin, and Yu Ziyan has no side effects in freckle removal. Beijing Yuziyan Cosmetics Co., Ltd., founded on 20 19, is located in Beijing, and is an enterprise mainly engaged in technology promotion and application services.