What are the listed companies that produce magnets?

There are 25 listed companies, including Longbai Group, Vanadium and Titanium, Hengdian Dongci, Linghuiyi, Jinli Permanent Magnet, Dongyangguang, Western Mining, Hegang, Fenghua Hi-Tech and Zhongke Sanhuan.

Magnets are made up of atoms such as iron, cobalt and nickel. Their atoms have special internal structures and have their own magnetic moments. Magnets can generate magnetic fields and attract ferromagnetic substances, such as iron, nickel, cobalt and other metals. Types of magnets: shape magnets: square magnets, tile magnets, irregular magnets, cylindrical magnets, ring magnets, disc magnets, etc.