Technical Innovation

Patents and National Standards
  • Adhering to the principle of “scientific innovation” to form the core competitiveness and advanced innovation by means of independent R&D and Technology Induction.

  • Achieved a series of progress in production, surface treatment, machining and inspecting of sintered NdFeB magnet. Patent application: over 140 patents including over 100  Authorized Patents and 36 Invention patents (as of Dec. 2018).

  • Prepare national standard of Recycled Sintered NdFeB Permanent Magnets and assist to prepare and revise 5 national standards on sintered NdFeB permanent magnets.

Grain Boundary Diffusion Process

Grain Boundary Diffusion (GBD) production line for different dimensions, which efficiently reduces the heavy rare earth content in magnet.

Zn-Al Flake Coating

Zn-Al Flake coating has excellent performance in SST test, corrosion resistance and anti aging, specially used in automotive industry.

Logimag Ltd. Unit B, 4/F, China Fen Hin Bldg, 5 Cheung Yue Street, Cheung Sha Wan, Hong Kong.

Tel: +852 23100898, Fax: +852 23100883, e-mail:

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