We need to negotiate with the store. There is no regulation on how much to refund, please consult with the merchant. Leitern is an acne-removing and skin-beautifying brand owned by France Zuowei Biotechnology Co., Ltd., which was established on February 20 13 1 year, and its business scope is medical care. Aromatherapy; Haircut; Physical therapy; Beauty salon; Hair transplant; Manicure; Medical assistance; Telemedicine service; Plastic surgery.