JNA Publications

2021 Edition

This comprehensive directory of the world's major equipment & supplies companies and their agents is a unique sourcing tool for the international jewellery, diamond and gemstone industry. It is the only directory of its kind in English and Chinese.
Publication date: October 2020
Language: English and Simplified Chinese
Contents: Over 500 listings of the world's leading providers and agents of jewellery-related equipment & supplies
Sections: Manufacturers and agents are listed by Country/Region, and all companies are listed by Product and Service and in Alphabetical Order


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