The sixth category of trademarks is;

The sixth category mainly includes unprocessed and semi-added ordinary metals, as well as simple products of these metals. This class excludes in particular: - alumina (Category 1); - mercury, antimony, alkali metals and alkaline earth metals (Category 1); - metal foils and metal powders for painting, decoration, printing and art (Chapter 1) Class II); - Certain ordinary metal products classified according to their function or use (consult the alphabetical list of goods classification).

The specific content is as follows. This is what I found for you on Bajie’s intellectual property. You can check it out. I hope it will be helpful to you.

0601 - Ordinary metals and their alloys, plates, and various profiles (excluding metal materials for welding and railway use)

0602 - Ordinary metal pipes and accessories

0603 - Metal building materials, movable metal buildings (excluding construction hardware)

0604 - Metal materials for railways 0605 - Non-electrical cables and metal wires, nets and belts

0606 - Non-electrical metal accessories for cables

0607 - Nails and standard fasteners 0608 - Metal accessories for furniture, doors and windows

0609 - Household hardware

0610 - Non-electronic locks 0611 - Safe cabinets, metal cabinets

0612 - Metal utensils, metal hardware (not machine parts)

0613 - Metal containers 0614 - Metal signs

0615 - Metal products for animals

0616 - Metallic materials for welding (excluding plastic welding wire)

0617 - Anchors, metal floating docks for mooring ships, metal anchors Anchor stake

0618 - Handcuffs, metal identification bracelet

0619 - Metal weather vane (for measuring weather or wind)

0620 - Metal plant protection 0621 - Beast Trap 0622 - Ordinary metal art, bronze (art)

0623 - Ore, mineral sand

0624 - Metal coffin (for burial), metal coffin fasteners, Metal equipment for coffins