about us


Lih Jaan Precision Machinery Co., Ltd was established in 1984, the professional cylinder grinding machine manufacturing company, uphold the continuous R&D, innovation, and the spirit of excellence towards high-quality, high precision, high efficiency business philosophy to provide customers with higher quality, higher precision, higher efficiency services.

Main Products

  • Precision Universal Hydraulic Cylindrical Grinder
  • CNC Precision Universal Cylindrical Grinder
  • CNC Horizontal /Slope Type Cylindrical Grinder
  • Precision Heavy Duty Cylindrical Grinder
  • Super Heavy Duty Cylindrical Grinder
  • Precision Thread Grinder
  • Precision Inner Thread Grinder
  • Precision End Face Grinder
  • Precision Inner Cylindrical Grinder


Tapping, nuts, ball screws, cars, locomotives, electronics, machinery, sports equipment, sewing machines, printing plate copper and other parts within the diameter grinding.