TinDun Industry (ShangHai) Co.,Ltd,the sale department of  GoldenMagnet Technology Group.Is a high-tech enterprise in the development and manufacturing of magnetic material automatic measurement devices. Depending on tens of years' development GMperience of several engineers in the subordinate Electro-Magnet Research, the company has purchased completed set of overseas measuring apparatuses and equipments in progression and continuously developed measurement apparatuses covering permanent magnetism (rare earth), soft magnetism and silicon steel. The products developed by the company have been leading the advanced level of the magnetic measurement industry all the time. By now, through the modern management and sale modes, GoldenMagnet Technology Co., Ltd. has become an important comprehensive domestic manufacturer and supplier of magnetic material measurement equipments in our country.