KGMP Mock Audit: Top 10 Findings from 12 Foreign Manufacturer Sites
Aggregated findings from KGMP mock audits at 12 foreign medical device manufacturer sites in 2024. The same 10 issues account for 78% of findings.
Study Context
Leanabl conducted KGMP mock audits at 12 foreign manufacturer sites in 2024:
| Site Profile | Count |
|---|---|
| US-based (FDA QSR + ISO 13485) | 5 |
| EU-based (ISO 13485 + MDSAP) | 4 |
| Japan-based (PMDA + ISO 13485) | 2 |
| China-based (NMPA + ISO 13485) | 1 |
Total findings across audits: 247. Top 10 recurring issues accounted for 192 findings (78%).
The Top 10 Findings
#1. Korean SOP Coverage Insufficient — 11/12 sites
Korean translations of inspection-critical SOPs missing or incomplete.
Typical gap: 8–15 SOPs in English only; KGMP requires 15–25 Korean SOPs.
Remediation: $15K–$25K translation cost, 4–6 weeks.
#2. Design History File Korean Summary Missing — 10/12 sites
DHF complete in English but lacking Korean executive summary required for inspection trace.
Typical gap: No Korean-language design output summary or design review minutes.
Remediation: $5K–$12K, 2–3 weeks.
#3. Change Control Records Not Tagged to KMD Numbers — 9/12 sites
Change records reference internal product codes without MFDS license cross-reference.
Typical gap: Inspectors cannot trace internal changes to Korean-marketed products.
Remediation: $3K–$8K (process update), 2 weeks.
#4. Open CAPAs Older Than 90 Days — 9/12 sites
Stale CAPAs signal ineffective corrective action to inspectors.
Typical gap: 5–15 open CAPAs older than 90 days at audit start.
Remediation: Close or restart all old CAPAs, 4–6 weeks.
#5. Supplier Quality Records Not Korean-Documented — 8/12 sites
Critical supplier audits and quality agreements in English only.
Typical gap: No Korean trail showing supplier accountability for Korean-marketed products.
Remediation: $4K–$10K, 2–3 weeks.
#6. Complaint Handling Without Korean Timeline Tracking — 8/12 sites
Generic complaint workflow does not flag Korean adverse event timelines (5/15/30 days).
Typical gap: Late adverse event reporting risk for Korean events.
Remediation: $3K–$6K (process update), 1–2 weeks.
#7. Management Review Missing Korean Section — 8/12 sites
Quarterly or annual management review without dedicated Korean market review.
Typical gap: Korean market performance, KLH effectiveness, Korean regulatory changes not reviewed at executive level.
Remediation: Update management review template, 1 week per cycle.
#8. KLH Interface Procedure Undocumented — 7/12 sites
Manufacturer-KLH interactions informal, not documented procedure.
Typical gap: Roles, decision authority, communication frequency not defined.
Remediation: $5K–$10K (procedure development), 2 weeks.
#9. Calibration Records Not Current — 7/12 sites
Equipment calibration overdue or records incomplete.
Typical gap: 3–10 instruments with overdue calibration at audit start.
Remediation: Calibration schedule update, $2K–$5K (per instrument), 1–2 weeks.
#10. Training Records Missing for Korean Documents — 6/12 sites
Staff training records do not cover Korean SOPs.
Typical gap: No training trail for Korean-language documentation users.
Remediation: $3K–$8K, 2 weeks.
Remediation Outcomes
| Phase | Duration | Cost |
|---|---|---|
| Mock audit | 2–3 days | $15K–$25K |
| Remediation planning | 1 week | Included |
| Critical findings closure | 4–6 weeks | $30K–$80K |
| Verification mock audit | 1–2 days | $5K–$10K |
| Total | 6–10 weeks | $50K–$115K |
MFDS Inspection Results Post-Remediation
All 12 sites passed MFDS KGMP inspection on first attempt:
| Outcome | Count |
|---|---|
| Passed with zero major findings | 9/12 |
| Passed with 1–2 minor findings | 3/12 |
| Failed (required re-inspection) | 0/12 |
Compared to industry baseline for foreign sites without preparation:
- First-attempt pass rate without preparation: ~50%
- First-attempt pass rate with structured mock audit + remediation: 100% in this cohort
Cost-Benefit Analysis
Without mock audit:
- 50% probability of failure
- Failure cost: $30K–$80K (re-inspection + remediation + delay)
- Expected cost: $15K–$40K (50% × failure cost)
With mock audit + remediation:
- Mock audit + remediation: $50K–$115K
- ~95% probability of first-attempt pass
- Expected total cost: $52K–$120K
The cost difference is small ($12K–$80K), but the time-to-market benefit is 4–6 months. For products generating $500K+ Korean revenue, mock audit ROI is significant.
Patterns by Site Origin
| Origin | Most Common Finding |
|---|---|
| US (FDA QSR) | #2 DHF Korean summary missing |
| EU (ISO 13485 + MDSAP) | #1 Korean SOPs insufficient |
| Japan | #6 Complaint handling Korean timeline |
| China | #7 Management review Korean section |
US and EU manufacturers tend to over-document in English; Asian manufacturers tend to under-document Korean-specific items.
Frequently Asked Questions
Q: How long is a typical mock audit?
A: 2–3 days on-site for the audit + 1–2 days for findings documentation. Leanabl typically provides full report within 1 week of audit close.
Q: Can we use internal staff for mock audit?
A: Yes, if internal team has KGMP expertise (rare for foreign manufacturers). Most clients use external mock audit to get inspector-realistic perspective.
Q: What happens if mock audit finds critical issues?
A: Critical issues drive remediation timeline. For severe issues, KGMP application is delayed until remediation complete (typically 6–10 weeks).
Q: Does Leanabl guarantee inspection pass?
A: No guarantee, but track record speaks: 100% first-attempt pass rate among clients completing full mock audit + remediation program.
Q: When should we schedule mock audit?
A: 8–12 weeks before scheduled MFDS inspection. Allows time for remediation and verification.
How Leanabl Helps
- Korea Audit Readiness — mock audit + remediation
- KGMP Gap Analysis — pre-application gap assessment
- KGMP Certification — end-to-end KGMP program
Contact Leanabl for mock audit scoping.
Last updated: 2026-05-15.
