2. PVC pipe PVC pipes are the 2nd largest consumption industry,The consumption is 20% of total production capacity in Domestic of China, the PVC Pipe .
3. PVC film The PVC film filed is the 3rd big quantity consumption , it is about 10% of total production capacity. 
| ERTIFICATE OF QUALITY | ||||
| EXECUTION STANDARD NO.: | GB/T5761-2006 | |||
| PRODUCR MODEL | SG-3 | |||
| Product Testing Indicators | ||||
| Indicators | Top Class | First Class | Qualified | |
| Viscosity/ (ml/g) | 127-135 | |||
| Black spot≤ | 16 | 30 | 80 | |
| Volatile and moisture(include water)(%)≤ | 0.3 | 0.4 | 0.5 | |
| Bulk density(g/ml) ≥ | 0.45 | 0.42 | 0.4 | |
| Residual% | 0.25mm sieve≤ | 2.0 | 2.0 | 8.0 |
| 0.063mm sieve≥ | 95 | 90 | 85 | |
| Fish hole nos/40cm2 ≤ | 20 | 40 | 90 | |
| Plasticizer absorption per 100g resig(g)≥ | 26 | 25 | 23 | |
| whiteness(160℃ ,10min,later )(%)≥ | 78 | 75 | 70 | |
| Conductivity of water liquidter extraction l/Ω.m ≤ | 5 | 5 | / | |
| VCM residual 7373μg/g≤ | 5 | 10 | 30 | |
| Appearance | white power | |||