Pre-production Inspection (PPI) in Ningbo/Shanghai/Shenzhen and all of China - 副本

Pre-production Inspection random from all batches of your order, conducted when your production is at least 80% complete. This is your final opportunity to take
Pre-production Inspection random from all batches of your order, conducted when your production is at least 80% complete. This is your final opportunity to take corrective action before your production is finished and packed; making it an effective tool to safeguard your productrn rn These comprehensive criteria cover: functionality, performance, durability, overall appearance, and dimension. Ins
rn China Pre-productionrnInspection (PPI) rn rn rn Thisrnprocess is carried out at the beginning of the production line and is based onrnthe customer's specifications and reference sample. The Initial ProductionrnCheck allows an early (and thus cost-saving) prevention of defective componentsrnas well as timely corrections if needed.rn rn rn rn rn rn Main checkpoint for PPI: rn rn rn •Checkrnthe quantity, production capacity andrn rn rn •monitorrnthe production schedule.rn rn rn •Checkrnthe quality of raw materials.rn rn rn •Checkrnthe first-piece units if match with product specifications and packaging and marking. rn rn rn •Evaluaternthe production line running.rn rn rn •Ensurernthe calibration and accuracy of the equipment.rn rn rn •Givernadvices to improve product quality and minimize defectsrn





What We Check
- Raw-material review — type, condition, conformity to approved sample
- Component verification against specifications
- Tooling and equipment assessment (calibration readiness)
- Initial production setup — workstation layout and flow
- First-article / sample check — measurement, function, visual
- Production-plan and supplier-readiness review
When To Book This Service
- Raw materials and components have arrived at the factory
- No more than 10% of production has begun
- New product, new supplier, or complex specification
How CGF Conducts It
- We align on your specification and approved sample
- Inspector reviews materials, components and setup on site
- First articles are measured and functionally checked
- Production schedule is reviewed for risk points
- A photo-supported PPI report is delivered within 24 hours
Why It Matters
- Confirm materials and setup before mass production
- Prevent defects that would be costly to fix later
- Gain visibility into supplier readiness
- Support stable, consistent output
Industries We Cover
Where We Operate
Zhejiang, Jiangsu, Shanghai, Guangdong (Dongguan / Shenzhen / Foshan / Shunde), Qingdao, Sichuan, Chongqing and across China.
Inspection Standards We Work To
| Standard | What it covers |
|---|---|
| AQL (Acceptance Quality Limit) | Defines the maximum number of defective units acceptable in a random sample — the basis of our sampling plans. |
| ANSI/ASQ Z1.4 | U.S. standard for sampling by attributes (single, double and multiple sampling). |
| ISO 2859-1 | International general standard for sampling by attributes, equivalent to ANSI/ASQ Z1.4. |
| ISO 9001 | Quality management system baseline referenced in our factory audits. |
| IEC / EN / ASTM | Product-specific safety & performance references applied per your specification. |
Every CGF assignment includes
- An independent, on-site inspector working for you — never the factory
- Internationally recognised AQL sampling (ANSI/ASQ Z1.4 · ISO 2859-1)
- On-site photos embedded in every report
- A detailed, bilingual English inspection report within 24 hours of the visit



