This classification handles carts specialized for transporting parts, materials, and products in manufacturing sites. It includes hand-push carts, resin carts, metal carts, and dedicated jig carts used for transporting processed goods within factories, moving parts between assembly lines, and carrying products during inspection processes. They are classified by load capacity, caster specifications, materials (steel, stainless steel, resin), and size, with specifications designed to handle heavy-duty transport and precision parts conveyance specific to manufacturing industries. Distinguished from mechanical equipment like forklifts and conveyors, this product group serves as consumable items that enhance efficiency in manual transport operations.