In-Process Quality Control (IPQC) test include:
1. Product: semi-finished products, finished product quality.
2. personnel: operator process execution quality, poor equipment operation skills.
3. equipment: equipment status, load level.
4. process, technology: technology is reasonable, whether the product features technology requirements.
5. environment: environment is suitable for manufacturing needs.
Process product testing: product testing, test methods are quite different and flexibility, can be based on actual production conditions and product characteristics, test methods and more flexible.