The direct glass roving is a new design, through excellent processing technology and high-quality raw materials, the performance of direct glass roving up to a higher standard. We are perfect for every detail of the direct glass roving, guarantee the quality level, so as to bring you the perfect product experience. haiding fiberglass is a professional China direct glass roving manufacturer and supplier, if you are looking for the best direct glass roving with low price, consult us now!