Since 1999, GNJ Manufacturing has been a trusted leader in custom, steel, and body jewelry, serving top retailers and e-commerce brands worldwide. Our U.S.-based design team stays ahead of trends, creating innovative pieces that meet the highest industry standards. With a strategically located factory in Huizhou City, China and Thailand we ensure efficient production and seamless global distribution. Every product undergoes rigorous quality control and lab testing to comply with both U.S. CPSIA and EU REACH regulations, guaranteeing safety, durability, and premium craftsmanship.

With over 25 years of experience, GNJ Manufacturing has established itself as a pioneer in the industry and supply chain, delivering premium stainless steel 304, 316, and 316L—crafted for durability, hypoallergenic safety, and timeless aesthetics. Our expert precision results in superior designs that rival brass, offering lasting quality and corrosion resistance. Our stainless steel is safe for all skin types, ensuring a hypoallergenic experience, while our commitment to high-end craftsmanship at competitive pricing delivers exceptional value to our customers.

Through partnerships with top laboratories, GNJ Manufacturing upholds excellence in materials, allergy testing, and long-term wearability. Our personalized retail solutions, including custom packaging options, allow brands to integrate our jewelry seamlessly into their identity. Backed by decades of experience and proprietary methods that combine reliability, affordability, and excellence, we continue to set industry standards. Let’s build something great together!