... , Al, Cu, etc.3.Grade:Standard neodymium magnet according to China National Inindustrial Standard from N35, N38, N40, N42, N45, N48, N50 ... price. Our location:We are located in Ningbo port of china which is one of most famous export ports in ... Hongkong, Taiwan. Our magnets are mainly used for motor industry, acoustic industry, medical mechanic industry, free-energy home appliance,etc. Our managment idea ...