| Code | Chemical category | Feature description |
| 608N | Isophthalic | higher viscosity and reactivity good mechanical strength, high flexural strength ,high H .D.T suitable for liner making |
| 659 | Orthophthalic | medium viscosity and reactivity, excellent glass imbibition to glass fiber and defoaming performance, sand-mix pipes and glass steel products, with the advantages of high toughness |
| 689N | Orthophthalic | relining resin for HOBAS Pipes with low viscosity and middling reactivity |