Case Study in JINGYING: Successful OEM/ODM Gold Hoop Earrings Production

Case Study in JINGYING: Successful OEM/ODM Gold Hoop Earrings Production

Executive Summary

JINGYING Jewelry has established itself as a leading manufacturer of high-quality OEM/ODM gold hoop earrings, catering to global jewelry brands, retailers, and designers. This case study explores how JINGYING successfully delivers custom-designed, precision-crafted hoop earrings through its OEM (Original Equipment Manufacturing) and ODM (Original Design Manufacturing) services.

We will examine:

  1. Client Background & Project Requirements

  2. Design & Material Selection Process

  3. Manufacturing & Quality Control

  4. Challenges & Solutions

  5. Results & Client Feedback

  6. Why JINGYING Excels in OEM/ODM Hoop Earrings Production

By the end of this study, you will understand why JINGYING is the preferred partner for gold hoop earrings manufacturing.


1. Client Background & Project Requirements

Client Profile

  • Industry: Luxury Fashion Jewelry Brand

  • Market: Europe & North America

  • Product Need: High-end 14K gold hoop earrings with a modern twist

Project Specifications

Requirement Details
Product Type Hoop Earrings (Multiple Designs)
Material 14K Solid Gold / Gold Plated Options
Finish High Polish, Matte, Textured
Size Variations 20mm, 25mm, 30mm diameters
Customization Brand Engravings, Unique Clasps
Order Quantity 5,000 units (Initial Batch)
Lead Time 6 Weeks

Key Challenges:

  • Maintaining consistent gold purity across all units

  • Ensuring durable hinge mechanisms for daily wear

  • Meeting EU & US jewelry compliance standards


2. Design & Material Selection Process

Step 1: Concept Development

JINGYING’s design team collaborated with the client to refine their vision:

  • Mood Boards & Sketches: Modern, minimalist, and lightweight designs.

  • 3D CAD Modeling: Precise digital prototypes for approval.

Step 2: Material Sourcing

  • 14K Gold: Sourced from certified LBMA (London Bullion Market Association) suppliers for guaranteed purity.

  • Alternative Options: Gold-plated sterling silver for cost efficiency.

Step 3: Prototyping & Sampling

  • First Sample: Delivered in 7 days for client feedback.

  • Revisions: Adjusted thickness, clasp mechanism, and engraving depth.


3. Manufacturing & Quality Control

Production Workflow

  1. Laser Cutting & Gold Casting

    • Wax molds created for precise shaping.

    • 14K gold poured using lost-wax casting.

  2. Assembly & Soldering

    • Hinges and clasps hand-soldered for durability.

  3. Polishing & Finishing

    • Mirror polish for a premium shine.

    • Optional matte sandblasting for texture.

  4. Quality Assurance Checks

    • XRF Testing: Verifies gold purity.

    • Tension Test: Ensures hinge strength.

    • Microscopic Inspection: Checks for surface defects.


4. Challenges & Solutions

Challenge Solution
Gold Weight Consistency Used automated laser calibration for uniform thickness.
Hinge Durability Reinforced with German-made mechanical joints.
Lead Time Pressure Optimized production with 24/7 shift rotations.
International Compliance Ensured REACH & Nickel-Free certifications.

5. Results & Client Feedback

Outcomes:

✅ On-Time Delivery (All 5,000 units shipped in 5.5 weeks)
✅ Zero Defect Rate (100% pass in quality inspection)
✅ Repeat Order Placed (Additional 10,000 units requested)

Client Testimonial:

“JINGYING’s expertise in gold hoop earrings manufacturing exceeded our expectations. Their attention to detail and commitment to quality make them our long-term partner.”
— Luxury Jewelry Brand CEO


6. Why JINGYING Excels in OEM/ODM Hoop Earrings

✔ Advanced Craftsmanship (20+ years of jewelry expertise)
✔ Flexible Customization (From design to packaging)
✔ Ethical & Sustainable Production (Conflict-free materials)
✔ Competitive Pricing (Direct factory rates)
✔ Global Logistics Support (DHL/FedEx partnerships)


Conclusion

This case study demonstrates JINGYING’s ability to deliver premium OEM/ODM gold hoop earrings with:

  • Unmatched quality control

  • Efficient production scalability

  • Strong client collaboration

Interested in manufacturing your own line of hoop earrings?
📩 Contact JINGYING today for a free consultation & quote!