RJC&RCS Certified and ISO&SEDEX Audited Custom Jewelry Manufacturer
As a professional jewelry manufacturer, NINI provide end-to-end production solutions for your brand. With our rich experience in jewelry making, we are working alongside renowned jewelry designers around the globe in designing, manufacturing, and distributing their production.
Our Qualifications
IS0 9001
RCS certification
Sedex
SGS
Stay Ahead of the Trends
OVER 67.500 DESIGNS CREATED
GET INSPIRED!
-CUSTOM DESIGN SERVICE AVAILABLE UPON REQUEST-
20 Years of Manufacturing
Experience refined craftsmanship like no other from NINI’s expert artisans.
Crafting Timeless Masterpieces Since 2004
NINI inherited all its techniques from traditional craftsmen, from mold making and casting to polishing, resulting in a finish that even modern machinery can’t compare to.
Consistently Delivering the Fashion Element
We have an experienced and dedicated design team, always keeping us with the latest jewelry movement.
Committed to Uncompromising Quality
To ensure consistency in our custom jewelry, our auditors conduct rigorous quality inspections on every step of the production line, from raw material selection to final product.
Our factory is REACH, GRS, and SGS-certified and conducts rigorous quality control to guarantee a defect rate of less than 3%.
REACH, GRS, and SGS Certified
Defect Rate Lower than 3%
Lead-free, cadmium-free,nickel-free
Two-year Plating Warranty
![{"data":{"stickerId":"","os":"ios","capability_extra_v2":{},"filterId":"","product":"retouch","imageEffectId":"","infoStickerId":"","activityName":"","capability_key":["edit","portrait"],"pictureId":"5D9A5FF7-EEAD-4EF3-8E89-9D7EEA3808CB","playId":"","appversion":"11.2.0","enter_from":"enter_launch"},"source_type":"douyin_beauty_me"}](https://www.stainlesssteeljewel.com/wp-content/uploads/2025/10/08-3.jpg)
All Crafted from Ethical & Recycled Materials
As part of our move toward sustainable manufacturing, all the metals used for making our custom jewelry are ethically sourced from reliable suppliers.
Proudly GRS Certified Custom Jewelry Factory
Located in the jewelry cluster belt of China, our factory spans over 3,000 sq.m. and can complete over 500,000 pieces of jewelry monthly. It has certifications from SEMTA, BSCI, RoHS, GRS, and others, giving you confidence that our standards meet global benchmarks.
As an experienced and professional custom jewelry manufacturer, we’re continue designing and manufacturing quality, trending and sustainable fashion jewelry to all the world.
our clients loves us
Allen O. Creative Producer
Ashley W. Head Of Buying
Daniel B. Owner
James H. CEO
Jenny M. Designer
