Ningbo Ketian Magnet Co.,Ltd devotes to the research , development and production of high quality rare earth NdFeB magnets. At present, Ketian has an annual output of 3,000 metric tons of different grades and sizes sintered NdFeB magnet with N52,50M,48H,45SH,38UH,35EH and 200 metric tons of bonded NdFeB magnet with KTN-6_KTN-8H.