Established in 1998, Joacii Jewelry Group is a professional jewelry manufacturer with over 25 years of industry experience. We specialize in high-quality stainless steel and copper jewelry, serving brands, wholesalers, and retailers worldwide.
Today, Joacii operates two manufacturing facilities and two marketing centers in Guangzhou and Xiamen, China. With advanced production capabilities, strict quality control, and professional OEM & ODM services, we are committed to delivering fashionable, reliable, and cost-effective jewelry solutions for our global partners.

01
Factory Scale
Covers over 4,000 ㎡ of workshops with 15 independent production lines.
02
Professional Team
A team of 30 product managers and designers supports customized services; 300+ skilled workers to support global orders.
03
Standard Management
Implements 5S management and international production standards for stable quality.
04
Global Cooperation
We serve global clients worldwide, with in-depth market experience in Europe, North America and the Middle East.
Factory Tour
Founder Story
Michael Woo – Founder
Michael Woo, the founder of Joacii Jewelry, first entered the jewelry industry by chance as a teenager in the 1990s. Starting as an apprentice in mold making, he quickly developed a deep passion for jewelry craftsmanship and design.
Over the past 25 years, Michael has dedicated himself to mastering every aspect of the jewelry industry. Through hands-on experience in manufacturing, product development, and market trends, he has built extensive expertise and a comprehensive understanding of jewelry production.
With a keen eye for fashion and emerging trends, Michael combines aesthetic design with practical manufacturing knowledge and ergonomic principles. His unique approach enables Joacii to create jewelry that is not only beautiful and fashionable but also comfortable and suitable for people with different styles and preferences.


Jo Woo – Co-Founder
Jo Woo – Co-FounderJo Woo is the Co-Founder of Joacii Jewelry, overseeing factory operations and global marketing management.
With more than a decade of experience in the jewelry industry, Jo has always upheld a quality-first philosophy. From raw material sourcing and production management to final quality inspection, he carefully oversees every stage of the process to ensure that every piece of jewelry meets the highest standards.
Jo believes his role is to serve as a bridge between exceptional jewelry and customer needs. With extensive industry knowledge and a keen understanding of market trends, he leads the team in providing professional jewelry manufacturing and branding solutions for clients worldwide. His commitment helps customers develop products that combine quality, style, and market appeal, supporting the long-term growth of their brands.
Our Journey
Entered the jewelry industry in Panyu, Guangzhou, beginning with mold making.
Established the Joacii factory and started jewelry production.
Formed an international sales team and expanded into North American and European markets.
Expanded the factory to 1,000㎡ and upgraded production equipment.
Launched OEM & ODM services for global customers.
Doubled production capacity and opened a marketing center in Xiamen.
Relocated to a new 4,000㎡ manufacturing facility.
Established the main marketing center in Panyu, Guangzhou.
Our Products
stainless Steel Jewelry
High quality 304 stainless steel, premium 316/316l stainless steel
Premium PVD Plating
* PVD plating with a 0.5μm coating thickness.
* Anti-tarnish, waterproof, skin-friendly and hypoallergenic.
* 14K/18K gold, silver, black, champagne gold and rose gold, 2-year warranty.
Rich Design Resources
10,000+ in-stock styles for fast delivery, with new designs launched monthly to follow the latest fashion trends.
Certified Safe Materials
All products are nickel-free and compliant with Reach & CA65 standards, supported by official material test reports for full quality assurance.
Our Services
Custom and Wholesale
304/316 Bulk Orders | 304/316 Premium Customization
Custom
* Material: premium 304/316 stainless steel
* MOQ: 304, 50pcs/design; 316, 200pcs/design
* Custom process: sketches/drawings/pictures→3D drawing→molding→samples
* Lead time: samples, 30-45 days; Bulk order, 30-45 days
Wholesale
* Material: high quality 304 stainless steel
* MOQ: 5pcs/design
* Logo & Packaging: engraving/laser logo and logo tag; custom bags and boxes
* Lead time: 3-5 working days, worldwide shipping

