haiding fiberglass as a professional 600gsm Fiberglass Woven Roving manufacturer and supplier in China, all the 600gsm Fiberglass Woven Roving have passed the international industry certification standards, and you can be completely assured of quality. If you do not find your own Intent 600gsm Fiberglass Woven Roving in our product list, you can also contact us, we can provide customized services.