Custom NFC Charm for Smart Promotional Keychains Combine Custom Metal Charms, Printed Artwork and Tap-to-Connect NFC Technology Create a custom NFC charm that combines decorative metal craftsmanship with instant digital connectivity. Jin Sheu produces zinc alloy NFC keychain charms with nickel plating, CMYK printed artwork, clear epoxy protection and an integrated anti-metal NFC chip. Add custom landmark, mascot, logo or themed charms to build distinctive promotional gifts that connect users to websites, digital profiles, videos, campaigns and product information with one simple tap. Send Your Artwork & Request an NFC Charm Quote