Qingdao Hairsince Co., Ltd is engaged in human hair products. During the past years, we are keeping on studying and developing our technique as well as our product quality. We are specializing in human hair and synthetic hair manufacturing, designing, developing and export trading. The product range covers manchine/handtied hair weft, bulk hair, lace wig, men's toupee, Prebonded/Micro ring/Clip-in/Tape hair extension, hair pieces, accessories and so on