Rare earth is known as "industrial gold" and "industrial vitamin". It has excellent physical properties such as light electromagnetics. It can be combined with other materials to form new materials with various properties and various varieties. Its most remarkable function is to greatly improve other product’s quality .It is not only an element of the military to create killer weapons, but also a high-tech lubricant such as electronics, laser, nuclear industry, and superconducting.
In the development of China in the next decade, green manufacturing is the premise of all manufacturing and intellectual creation and the production and application of new energy products will be put on an important agenda. Rare earth permanent magnet materials can replace the previous fossil fuels and provide power guarantee for the development of new energy industry.