Hardware: traditional hardware products, also known as "hardware". It refers to gold, silver, copper, iron and tin. After manual processing, it can be made into works of art or metal devices such as knives and swords. Hardware in modern society is more extensive, such as hardware tools, hardware parts, daily hardware, construction hardware and security supplies. Most hardware products are not final consumer goods.

History has entered the modern industrial society, and the metal hardware industry is developing rapidly. The hardware industry has played an inestimable role in the development of the national economy, and the hardware products have also become an indispensable part of industrial manufacturing.

But as a supporting product for industrial manufacturing, semi-finished products and tools used in the production process. Only a small part of daily hardware products are tool consumer goods necessary for people's life.