Here’s a comprehensive list of the best questions to ask during a factory visit, organized by key areas. These questions help you assess capabilities, risks, and alignment with your standards while fostering transparency:

1. Output & Efficiency:

   • "What’s your typical daily/weekly/monthly output for this product line?"
   • "What’s your OEE (Overall Equipment Effectiveness)? How do you calculate and track it?"
   • "What’s your standard cycle time per unit? How do you measure and improve it?"
   • "What’s your maximum sustainable capacity? How long could you sustain a 20% increase?"

2. Equipment & Maintenance:

   • "How old is this equipment? What’s your preventative maintenance schedule?"
   • "How do you track equipment downtime? What are the main causes?"
   • "Do you have backup equipment? How quickly can you repair critical failures?"
   • "What’s your process for equipment calibration?"

II. Quality Control (QC) & Quality Assurance (QA)

3. QC Process:

   • "Walk me through your quality control process for this product (raw materials → in-process → final inspection)."
   • "What specific QC tests do you perform? What equipment do you use?"
   • "Where are your QC checkpoints located on the production line?"
   • "How are QC standards defined? Are they based on customer specs, industry standards, or internal?"

4. Defect Management & Improvement:

   • "What’s your current defect rate for this product? How is it tracked?"
   • "What’s your process for handling defects? How are root causes analyzed?"
   • "Do you use tools like 5 Whys, Fishbone diagrams, or SPC charts? Can you show examples?"
   • "How are QC results communicated to production teams for continuous improvement?"

5. Traceability & Documentation:

   • "How do you trace materials/components back to suppliers and forward to customers?"
   • "Can you show me your quality records (inspection reports, test results) for a recent batch?"
   • "How do you manage non-conforming materials? Where are they segregated?"

III. Supply Chain & Materials

6. Supplier Management:

   • "How do you qualify and approve new material suppliers?"
   • "What’s your process for incoming material inspection? How often is it done?"
   • "How do you manage supplier performance? Do you conduct supplier audits?"
   • "What’s your process for handling material shortages or delays?"

7. Inventory & Logistics:

   • "What’s your typical raw material and WIP (Work-in-Progress) inventory level?"
   • "How do you manage stock levels? What’s your reorder point?"
   • "How are finished goods stored? How do you manage shipping and logistics?"

IV. Workforce & Labor

8. Staffing & Skills:

   • "How many operators/technicians work on this line? What’s the skill level required?"
   • "How do you train new employees? What’s the onboarding process?"
   • "Do you have cross-training programs? How flexible is your workforce?"

9. Labor Practices & Culture:

   • "What are your working hours? Do you have overtime? How is it managed?"
   • "What’s the average tenure of your production staff?"
   • "How do you handle employee safety? What’s your safety record?"
   • "How do you communicate with employees? Are there suggestion programs?"

V. Compliance, Ethics & Sustainability

10. Certifications & Standards:

    • "What certifications do you hold (ISO 9001, ISO 14001, IATF 16949, BSCI, Sedex, etc.)? Can you show the certificates?"
    • "How do you ensure ongoing compliance with these standards?"

11. Ethics & Social Responsibility:

    • "What’s your policy on child labor, forced labor, and discrimination?"
    • "How do you verify labor practices in your supply chain?"
    • "Are there unions or worker representation groups?"

12. Environmental Practices:

    • "How do you manage waste (solid, liquid, air emissions)?"
    • "What energy-saving initiatives do you have in place?"
    • "How do you handle hazardous materials?"

VI. Management & Continuous Improvement

13. Leadership & Strategy:

    • "What are the key production goals for this year? How are they tracked?"
    • "How is production performance communicated to management?"
    • "What’s your approach to continuous improvement (Kaizen, Lean, Six Sigma)?"

14. Risk Management:

    • "What are the biggest risks to production (quality, delivery, cost)? How do you mitigate them?"
    • "Do you have business continuity plans (fire, natural disasters, power outages)?"

Key Tips for Asking Questions

• Observe First: Walk the line before asking detailed questions. Note what you see (cleanliness, organization, safety practices, worker engagement).
• Ask "How" and "Why": Go beyond "What" to understand processes and rationale (e.g., "Why is that QC step placed there?").
• Request Evidence: Ask to see records, charts, or examples mentioned (e.g., "Can I see your maintenance log?" or "Show me the last SPC chart for this process").
• Listen Actively: Pay attention to answers and how they’re delivered. Vagueness or defensiveness can be red flags.
• Tailor to Your Needs: Prioritize questions based on your critical requirements (e.g., focus on traceability for medical devices, or ethical sourcing for apparel).
• Engage with Staff: Ask operators/technicians questions too (e.g., "How do you know when a product is good/bad?" or "What makes your job easier/harder?"). Their insights are invaluable.
• Follow Up: Clarify points if unclear. Summarize key takeaways before leaving.

By asking targeted questions and combining them with keen observation, you’ll gain a deep, practical understanding of the factory’s true capabilities, culture, and risks, enabling you to make informed decisions.