What can Dr. Shuangni prove to be a Korean instrument?
Product source. Dr. Shuangni (English name: NewDoublo) is a new generation ultrasonic beauty instrument of Doublo series, a subsidiary of South Korea's Hironic Company. Dr. Shuang Ni's anti-aging for SMAS fascia layer is the anti-aging of the whole layer and solves the problem of the whole body from deep to shallow.