Skip to content

Jewelry and Gem | wholesale from factories

Email us

Wafer Manufacturing

【Cheongju, So】China’s Export Control Warning… Cheongju SK Hynix ‘On Edge’

February 9, 2026 by JemInfo_JewelryGem

Editor’s NoteChina’s recent signals regarding potential export controls on critical semiconductor materials and equipment have sent ripples through…

Categories Diamond Jewelry, Luxury Watches, Necklaces & Pendants, Supply Chain & Mining Tags Advanced Materials, Cheongju, China, CMP, Diamond Polishing, Export Controls, Geopolitics, Semiconductor, SK Hynix, South Korea, Supply Chain, Wafer Manufacturing

【South Korea】Domestic SME Develops Large-Area Gallium Nitride-on-Diamond Manufacturing Technology

September 12, 2019 by JemInfo_JewelryGem

Editor’s NoteThis article highlights a significant domestic breakthrough in semiconductor materials, with RFHIC successfully depositing a…

Categories Design & Trends, Diamond Jewelry, Retail & Market, Supply Chain & Mining Tags 5G Infrastructure, Chemical Vapor Deposition, Defense Electronics, Gallium Nitride, GaN-on-Diamond, Heat Dissipation, High-Frequency Systems, Polycrystalline Diamond, RF Semiconductors, RFHIC, Thermal Management, Wafer Manufacturing
  • Loose Gemstones
  • Fine Jewelry
  • Jewelry News

Ship-from location

Wuzhou Gemstone City — Open in Google Maps

© 2008-2026 Jewelry and Gem | wholesale from factories