Jaeyeon Machinery Co.
Jaeyeon Machinery was established in 1988, have been specialized in producing Internal Helical gear & screw, TM/TW screw, nut, worm gear and various special screws etc. Particularly our company possesses unrivaled technique and the best in the manufacturing internal Helical gear & screw. We can manufacture 100 thread screw by developed own machinery and has a good reputation for soft surface treatment in this field.