Produção personalizada de 45,000 Brincos de pérola em ouro rosa para um cliente sul-coreano na JINGYING Jewelry

Índice
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Introdução
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Histórico do cliente & Project Scope
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Projeto & Processo de seleção de materiais
 - 
Production Planning & Quality Control Systems
 - 
Manufacturing Execution
 - 
Logística & International Shipping Considerations
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Lessons Learned & Process Improvements
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Conclusão: Keys to Successful Large-Scale Custom Jewelry Manufacturing
 
1. Introdução
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:
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Special requirements of the Korean luxury market
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Technical challenges in mass-producing consistent pearl jewelry
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Solutions developed for quality assurance at scale
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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. Histórico do cliente & Project Scope
2.1 About the Client
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Market Position: Leading mid-tier Korean fashion jewelry brand
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Customer Demographics: Women aged 25-40, urban professionals
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Order Specifications:
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Quantidade: 45,000 pares
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Estilo: 8mm freshwater pearl with rose gold-plated brass settings
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Entrega: 3 phased shipments over 5 meses
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Conformidade: Must meet Korea’s KC certification standards
 
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2.2 Key Challenges Identified
| Desafio | 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. Projeto & Processo de seleção de materiais
3.1 Collaborative Design Development
Fase 1: Concept Alignment
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Client provided mood boards emphasizing “soft luxury” estética
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3 rounds of CAD revisions to perfect setting proportions
 
Fase 2: Material Testing
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Compared 5 pearl suppliers for luster consistency
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Tested 3 gold plating thicknesses (0.5μm vs 1μm vs 2μm)
 
Final Specifications:
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Pérolas: AA+ grade 8mm Vietnamese freshwater
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Metal: Lead-free brass base with 2μm rose gold PVD coating
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Findings: Surgical steel posts for hypoallergenic wear
 
4. Production Planning & Controle de qualidade
4.1 Factory Capacity Analysis
| Estágio de produção | Standard Capacity | Scaled Solution | 
|---|---|---|
| Pearl drilling | 2,000/dia | Added night shift + 3 new laser drills | 
| Metal casting | 1,500 units/day | Partnered with secondary foundry | 
| Quality inspection | 20% amostragem | Implemented 100% pearl inspection station | 
4.2 Multi-Stage QC Protocol
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Inspeção material de entrada (XRF testing for metal composition)
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Verificações em processo (Hourly plating thickness measurements)
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Auditoria Final (3-person inspection team, 10% destructive testing)
 
5. Manufacturing Execution
5.1 Phased Production Timeline

5.2 Efficiency Innovations
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Automated Pearl Sorting: AI vision system reduced sorting time by 60%
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Modular Fixtures: Quick-change tooling allowed 15% faster style changeovers
 
6. Logística & Conformidade
6.1 Export Documentation
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KC Certification (Korean Safety Standards)
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CITES Certificate for pearl exports
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3PL Partnership with DHL for temperature-controlled pearl transport
 
6.2 Soluções de embalagem
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Retail Boxes: FSC-certified paper with soy ink printing
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Shipping Configuration: 150 master cartons (300 units each)
 
7. Lessons Learned
7.1 Key Improvements for Future Orders
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Earlier Pearl Procurement (6-month lead time vs original 3 meses)
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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. Conclusão
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:
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Early supplier collaboration
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Modular production planning
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Cultural intelligence in client relations
 
