One, What does the category of metal building materials include?
Metal building materials can be categorized into two main types: large and small. Large metal materials include various metal materials made from raw materials such as steel sheets, steel bars, or iron, including metal sheets, pipes, profiles, bars, and wires. Small metal materials include coated sheets, coated wires, various small standard parts, non-standard parts, and various small tools, such as nails, wires, screws, and locks. For more details, please refer to the following:

1、Hardware for doors and windows
The category includes hinges such as glass hinges, corner hinges, bearing hinges, tobacco hinges, and pivots; the category also includes tracks such as drawer slides, door slide tracks, trolleys, glass rollers, latches, door closers, door stops, door mirrors, anti-theft hinges, pressure strips, and magnetic knockers.
2、Locking Systems
The exterior includes door locks, handle locks, drawer locks, spherical door locks, glass display case locks, electronic locks, chain locks, anti-theft locks, bathroom locks, hanging locks, number locks, lock bodies, and lock cores.
3、Handles
Handles include drawer pulls, cabinet door pulls, and glass door pulls, etc.
4、Home Decoration Materials
Home decoration items include: universal wheels, cabinet legs, door handles, vent covers, stainless steel trash bins, metal hangers, plugs, curtain rods, curtain rod hanging rings, sealing strips, folding clothes racks, hangers, and other accessories.
5、Bathroom and Plumbing Fixtures
Water heating and plumbing supplies include aluminum plastic pipes, elbows, T-joints, leakproof valves, ball valves, eight-way valves, straight-through valves, common floor drains, washing machine-specific floor drains, self-adhesive tape, pump valves, etc.
Two. What types of hardware and building materials have high demand?
Generally, demand for both large and small hardware materials is high. However, demand for small hardware is slightly greater, which can be attributed to the following:
1、Small hardware items are essential for both household living and business operations. They have broad market demand and a stable and abundant customer base, enabling businesses to maintain stable sales growth after opening. Examples include fasteners, light bulbs, plugs, faucets, nails, screws, and locks. These products are required in homes, offices, workshops, construction sites, and various industries, resulting in high demand and a large customer base.
2. Small hardware items exhibit minimal seasonal constraints. Their shelf life, product degradation, and other factors that could negatively impact business operations are generally negligible. Incidents and losses associated with these products are also relatively low compared to other industries. Furthermore, many small hardware products can be stored for extended periods without significantly affecting sales, and losses within the industry are also relatively low.
3. It can be said that the variety of hardware products is extensive, and in addition to the needs of individual households, there are large-scale procurement channels for real estate, architectural decoration, commercial buildings, and factories, which presents a promising development prospect.