Before the Auditor Arrives: AQL sampling design, ISO 9001 gap analysis, and fishbone root-cause work done in the quarter before the window closes.

A six-question diagnostic intake routes the reader to the right tool based on which calibration is most overdue.

AQL Sampling-Plan Design. Builds or rebuilds an Acceptable Quality Level sampling plan that matches current production volume, defect history, and customer specifications. Two worked examples: a Bogor chili sauce manufacturer designing a new-product sampling plan, and a garment exporter to Singapore retroactively correcting an inherited undocumented plan.

ISO 9001 Gap Analysis. Maps current quality practices against ISO 9001 requirements and produces a prioritized gap-closure plan before the audit window closes. Two worked examples: a garment manufacturer in pre-certification mode, and a Bekasi printed packaging converter with a 90-day corporate buyer audit deadline.

Fishbone Root-Cause Analysis. Runs structured fishbone analysis on recurring defects that the weekly tools have flagged but never resolved. Two worked examples: a printing company tracing an ink-adhesion defect, and a Yogyakarta handmade leather goods workshop where the investigation reveals an apparent operator-level cause is actually a machine attribution.

Each tool carries a self-scoring rubric, a quick decision tree, and tier adaptations for single-owner shops, mid-tier businesses, and pre-IPO operations. A quarterly plan at the back sequences the three tools across one full quarter.

Written from the seat of an operator running businesses in Indonesia — examples, currency, and context reflect that origin. Operators in other emerging markets and SME settings will find the frameworks apply with minimal translation.

What this companion does NOT do

Replace Quality Control Systems (Operator Playbooks 17).

Substitute for the weekly-rhythm tools.

Address scenario-triggered quality crises.

Who This Is For

Operators running the weekly quality checks who now need quarterly structural recalibration.

Owners with ISO, customer audit, or regulatory windows on the calendar.

Mid-tier directors heading into capacity decisions or quality-system overhaul.

Topics and Keywords quarterly quality review, AQL sampling plan, ISO 9001 gap analysis, fishbone root cause analysis, quality recalibration, SME quality control, operator playbook companion