We, Flying String Co., Ltd, was founded in 1981.With more than 30 years experience in this field, we are professional in producing metallic yarn of all types for knitting, spinning, embroidery and handicraft, etc. As our products are popular in Asia, Europe and Africa, we registered the brand "MU DAN QING" in 2004. And be honored to titled as Local Famous Products/Well-known Brand of YIWU in 2008. With the high quality of our metallic yarn, all of our products have been approved by ISO 9001 Quality Management System.