Jewelry Guide
How to Find a Real Stainless Steel Jewelry Factory in China
Many "factories" are trading companies. Here is how to separate a true stainless steel manufacturer from a reseller.
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Jewelry guides, manufacturing insights, and sourcing tips from the S&J team.
Jewelry Guide
Is Brass Jewelry Safe? Lead Content, Skin Reactions, and Compliance
Brass itself is generally safe, but safety depends entirely on alloy composition and surface plating quality.
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Jewelry Guide
How to Source Custom Brass Jewelry in China: A Complete Guide
China is the world's largest base for custom brass jewelry manufacturing, but finding the right partner takes a clear process.
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Jewelry Guide
Brass Jewelry Wholesale: The Ultimate Sourcing and Quality Guide
Brass remains one of the most widely used base metals in fashion jewelry wholesale because it balances affordability, design flexibility, and plating compatibility.
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Jewelry Guide
Is Brass Jewelry Waterproof? Everything You Need to Know
Brass is water-resistant but not truly waterproof—its longevity in water depends on the plating barrier.
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Jewelry Guide
Where to Buy Stainless Steel Jewelry Wholesale: China, Europe, USA & Global Markets
Stainless steel jewelry is sourced globally, but each region offers different trade-offs in price, lead time, and customization.
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Jewelry Guide
PVD Gold vs Traditional Gold Plating: Which Should Jewelry Brands Choose?
PVD coating and traditional electroplating both deliver a gold look, but they differ sharply in durability and cost.
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Jewelry Guide
Is PVD Coated Jewelry Safe? The Truth About Allergies and Sensitive Skin
PVD coating is inert and skin-safe; the real question is what lies beneath the coating.
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Jewelry Guide
Is PVD Gold Jewelry Made of Real Gold? Everything You Need to Know
PVD "gold" jewelry is not solid gold, but the gold color comes from a real gold-alloy target vaporized onto the surface.
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Jewelry Guide
What Is 316L Stainless Steel Jewelry? The Guide to Tarnish and Sensitivity
316L stainless steel is a marine-grade, low-carbon metal standard that is tarnish-resistant and highly hypoallergenic.
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Jewelry Guide
Why Choose S&J Jewellery as Your OEM Stainless Steel Jewelry Manufacturer
From in-house PVD plating to strict QC, S&J offers a vertically integrated stainless steel jewelry supply chain.
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Jewelry Guide
Brass Jewelry Pros and Cons: Everything You Need to Know
Brass offers unbeatable value and design freedom, but it needs proper plating to perform at retail quality.
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