Development & production
Design development, sample making and jewelry production
OUR FACTORIES
Our Qingdao factory handles development and production, while our Vietnam factory focuses on production. Client communication is coordinated from Korea.
Design development, sample making and jewelry production
Manufacturing, assembly and packing to approved specifications

QINGDAO / CHINAHAIJOO ART CRAFTS
Our Qingdao factory brings design development, sample making and production together. Material sourcing and technical coordination support the transition from an initial concept to an approved product and ongoing manufacturing.
Room 201,301, Building A, 779 Xifu Road,
Xifu Town Sub-district, Chengyang District,
Qingdao, Shandong, China 266106

NINH BINH / VIETNAMHML VINA CO., LTD.
Our Vietnam factory focuses on manufacturing to approved designs and specifications. Zinc casting, bonding, assembly and packing are supported by automation in adhesive application and barcode labelling.
Lot CN 01, Dong Van IV Industrial Park,
Le Ho Ward, Ninh Binh Province,
Vietnam 18313
HOW WE MAKE IT
Explore our production workflow through photographs from the factory floor. Select a stage to see the process in detail.
Development in Qingdao. Production in Qingdao and Vietnam.The production photographs below primarily show our Vietnam factory.
Development & samplingFrom concept to an approved production specification.
Material sourcing & preparationMaterials organised to match the approved design.
Zinc & brass castingThe casting route is selected for the material and design.Zinc casting proceeds from raw material and melting to moulding and trimming. Brass casting uses wax patterns, melting and centrifugal casting, with welding and finishing as required by the design.
Polishing & platingSurface preparation and finishes shape the final appearance.
Bonding & assemblyMachine-assisted work and hand assembly bring the details together.Manual and automated adhesive application secure stones and decorative components. Drying racks support curing before assembly teams connect and check the finished pieces.
Packing & shipmentBuyer-specific presentation, labelling and dispatch preparation.QUALITY AT EACH STAGE
In-process checks, final inspection and measurement equipment help evaluate the product against its specification. Open each area to explore the equipment and inspection work.
In-line & final inspectionChecks during production and before shipment.Photos & details
Vision & magnified inspectionEquipment-assisted inspection of small details.Photos & details
Size, colour & finish checksChecks selected for the product and buyer specification.Photos & details Bracelet diameter measurement, light-box colour assessment and salt spray testing support size, colour and finish evaluation. Inspection methods and test conditions follow the applicable product specification.
MATERIALS & FINISHING
Different materials create different expressions. We work across fashion and sterling silver jewelry, combining metalwork with stones, glass, pearls, epoxy and acetate.
Metal finishes, protective coatings and component details are selected for the needs of each design.
RESPONSIBLE PRODUCTION
We work with buyer codes of conduct, substance testing requirements and factory inspection processes as part of our approach to production.
Heavy metal controls, including lead, cadmium and nickel, follow the applicable buyer testing protocol and environmental requirements, including California Proposition 65.
Our compliance practices address working hours, wages, workplace safety and the prohibition of child labor, supported by training and internal audits.
We support buyer security requirements, including SCAN factory audits, and cooperate with buyer inspections and ongoing improvement.