Production · EPH Manufacturing Hub
One Facility.
Every Capability.
5,000+ Manufacturers.
Every Caratzon order routes through EPH — China's largest consolidated jewelry manufacturing hub. 5,000+ manufacturers under one roof, licensed eco plating, and full traceability from CAD file to finished piece.
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5,000+
Manufacturers Under One Roof
Full Chain
Cast · Set · Polish · Plate · QC
Eco-Licensed
Water Waste Treatment Facility
Full Trace
Wax Print to Delivery
CAD to Wax Print
Your production file routes to EPH, where it's converted into a physical wax master — the first step from digital design to tangible piece.
Casting & Setting
Lost-wax casting, stone setting, and assembly happen in the same facility. No cross-factory handoffs, no lost tolerances.
Eco Plating & Finishing
Gold, rhodium, and alloy plating on licensed eco lines with on-site water waste treatment. Polishing and finishing to spec.
QC & Delivery
Multi-point quality control before dispatch. Production milestones visible on your dashboard, waybill issued on completion.
Your design enters the EPH production queue
Wax print produced, sample submitted for approval
Metal poured, weight and alloy verified
Stones set, tolerances checked, components assembled
Eco-certified plating applied per your spec
Final multi-point inspection, waybill issued
5,000+ manufacturers. One roof. Full supply chain.
EPH is China's largest consolidated jewelry manufacturing hub — and the exclusive production facility for every Caratzon order. With licensed water waste treatment, eco-certified plating lines, and the full production chain under one roof, EPH sets the benchmark for sustainable fine jewelry manufacturing at scale.
Casting, setting, polishing, and plating in a single facility. No cross-factory logistics, no lost handoffs.
Gold, rhodium, and alloy finishing on eco-certified lines with on-site water waste treatment — verified reduced chemical discharge.
5,000+ manufacturers with deep specializations across every jewelry category, from bridal to haute couture.
CAD files route directly from the Caratzon platform into EPH's production queue — zero manual re-entry, full traceability.
