Bottle-cap moulding · Yuyao, Zhejiang
Eight blending stations became one inspection round
Mainly PP · 5th Gen Standard · measured 3 months after commissioning
- Colour blending labour: 8 people on two shifts → 1 inspector
- Monthly colour-deviation rejects: 3.2% → 0.02%
- Payback period: 5 months
- Annual labour saving: over RMB 300,000