Production personnalisée de 45,000 Boucles d'oreilles en or rose pour un client sud-coréen chez Jingying Jewelry

Production personnalisée de 45,000 Boucles d'oreilles en or rose pour un client sud-coréen chez Jingying Jewelry

Table des matières

  1. Introduction

  2. Contexte du client & Project Scope

  3. Conception & Processus de sélection des matériaux

  4. Production Planning & Quality Control Systems

  5. Exécution de la fabrication

  6. Logistique & International Shipping Considerations

  7. Leçons apprises & Process Improvements

  8. Conclusion: Keys to Successful Large-Scale Custom Jewelry Manufacturing


1. Introduction

This white paper documents JINGYING Jewelry’s complete workflow for fulfilling a major custom order of 45,000 rose gold-plated pearl earrings for a premium South Korean accessories brand. The case study examines:

  • Special requirements of the Korean luxury market

  • Technical challenges in mass-producing consistent pearl jewelry

  • Solutions developed for quality assurance at scale

  • Cultural considerations in Korean business partnerships

Industry professionals will gain actionable insights into:
✔ Managing 5-figure custom jewelry orders
✔ Cross-cultural client management strategies
✔ Optimizing production efficiency without sacrificing craftsmanship


2. Contexte du client & Project Scope

2.1 About the Client

  • Market Position: Leading mid-tier Korean fashion jewelry brand

  • Customer Demographics: Women aged 25-40, urban professionals

  • Order Specifications:

    • Quantité: 45,000 couple

    • Style: 8mm freshwater pearl with rose gold-plated brass settings

    • Livraison: 3 phased shipments over 5 mois

    • Conformité: Must meet Korea’s KC certification standards

2.2 Key Challenges Identified

Défi Solution Approach
Pearl color consistency across bulk order Sourced entire pearl lot from single Vietnamese farm
Rose gold plating durability requirements Implemented 3-layer PVD coating process
Korean packaging regulations Developed bilingual packaging with KC mark

3. Conception & Processus de sélection des matériaux

3.1 Collaborative Design Development

Phase 1: Concept Alignment

  • Client provided mood boards emphasizingsoft luxury” esthétique

  • 3 rounds of CAD revisions to perfect setting proportions

Phase 2: Tests de matériel

  • Compared 5 pearl suppliers for luster consistency

  • Tested 3 gold plating thicknesses (0.5μm vs 1μm vs 2μm)

Final Specifications:

  • Perles: AA+ grade 8mm Vietnamese freshwater

  • Métal: Lead-free brass base with 2μm rose gold PVD coating

  • Résultats: Surgical steel posts for hypoallergenic wear


4. Production Planning & Contrôle de qualité

4.1 Factory Capacity Analysis

Production Stage Standard Capacity Scaled Solution
Pearl drilling 2,000/jour Added night shift + 3 new laser drills
Moulage métallique 1,500 units/day Partnered with secondary foundry
Contrôle qualité 20% échantillonnage Mis en œuvre 100% pearl inspection station

4.2 Multi-Stage QC Protocol

  1. Inspection des matériaux entrants (XRF testing for metal composition)

  2. Contrôles en cours (Hourly plating thickness measurements)

  3. Final Audit (3-person inspection team, 10% destructive testing)


5. Exécution de la fabrication

5.1 Phased Production Timeline

5.2 Efficiency Innovations

  • Automated Pearl Sorting: AI vision system reduced sorting time by 60%

  • Modular Fixtures: Quick-change tooling allowed 15% faster style changeovers


6. Logistique & Conformité

6.1 Export Documentation

  • KC Certification (Korean Safety Standards)

  • CITES Certificate for pearl exports

  • 3PL Partnership with DHL for temperature-controlled pearl transport

6.2 Solutions d'emballage

  • Retail Boxes: FSC-certified paper with soy ink printing

  • Shipping Configuration: 150 master cartons (300 units each)


7. Leçons apprises

7.1 Key Improvements for Future Orders

  1. Earlier Pearl Procurement (6-month lead time vs original 3 mois)

  2. Dual-Source Metal Supply (Mitigated brass shortage risks)

7.2 Client Feedback Highlights

JINGYING’s responsiveness to our last-minute packaging change request saved our Q4 launch timeline.

  • MS. Lee, Purchasing Director


8. Conclusion

This project established JINGYING’s capability to deliver:
Large-scale consistent quality (0.8% defect rate vs industry 3% average)
Cultural customization (Korean-language QC documents)
Technical compliance (Met all KC and EU nickel directives)

For brands considering bulk custom jewelry production, this case demonstrates the critical importance of:

  1. Early supplier collaboration

  2. Modular production planning

  3. Cultural intelligence in client relations