SMT SKY Co., Ltd. is located in Thanh Hoa. We are the best hair unit in Vietnam, we deal with the most advanced Vietnamese hair extension products. Our company specializes in bulk hair, weft, head hair, lace closure and forehead, lace wig as well as all 100% human hair. Ensures soft, smooth, natural hair quality and prolongs the life of frizz-free hair. To ensure that all of our hair is of high quality and can meet our customers' requirements, we have implemented a strict and complete quality control system