Recently, a patent “RARE EARTH PERMANENT MAGNET MATERIAL AND MANUFACTURING METHOD THEREOF” (US10867727) applied by chief engineer Yi Dong and the core technology personnel of the company has been authorized by the United States. The patent was applied on March 3, 2015 and granted on December 15, 2020. The invention discloses a heavy rare earth diffusion technology, which saves the amount of heavy rare earth and improves the magnetic properties and production efficiency of the product.

Up to now, the total number of authorized patents of THmag has reached 56 (52 inventions, 4 utility models), among which 22 have been authorized in China and 34 have been authorized overseas.