VIPLAST SERVICE OÜ represents the following manufacturers of RAW materials for cable production:
| JRD Fibre Composite | Aramide and glass fiber plastic rods (ARP/FRP) for optical fibre cables; |
| Hanwha Solutions | Wire&Cable polyethylene compounds for cable insulation and jacketing (XLPE, HDPE, MDPE, LLDPE); |
| Shanghai HongHui Optics Communication Tech | Cable filling and flooding jellies (hydrophobic) for telecom, optical fibre cables and power cables; |
| Yangzhou Jinsen Optoelectronics | PBT (polybutylene terephthalate) for optical fibre cables; |
| Longvision Cable Materials | Metal (steel) tapes for optical fibre cables, telephone cables, power cables; |
| Deuk Young | Waterblocking textile tapes and yarns for optical fibre cables and power cables. |