... TUV,ISO9001 2.one of the biggest producers of glass fiber roving in China , SINGLE END ROVING (DIRECT ROVING) ... resins. Direct roving is single end of E-glass continuous fiber, utilized in filament winding and pultrusion, fabrics weaving and ... 4) Good wet-out and easy deairglass fiber roving,spray up roving,glass fiber rovingglass fiber roving, glass fiber roving, glass fiber roving, glass fiber roving