Adopts connecting rod type feeding system, auto oil lubrication system, long service life, suits for different kinds of fabric.
| Model | No.of Needles | Material | Needle | Sewing Speed | Stitch Length |
|---|---|---|---|---|---|
| ZJ3800 | 2 | Light,Medium |
TV×7 | 4500 (rpm) |
4 mm |
| ZJ3820 | 2 | Light,Medium |
TV×7 | 4500 (rpm) |
4 mm |
| ZJ3830 | 3 | Light,Medium |
TV×7 | 5000 (rpm) |
3.175 mm |
| ZJ4810 | 1 | Light,Medium |
TV×7 | 4500 (rpm) |
4 mm |