- KNN Grou
- Fine drawing machine, Cable stranding machine, Rod breakdown machine, Buncher 630, Caterpillar.
- Address:Talash Str, Industrial Zone Semnan, Semna
- DT Group Ltd
- Polyester Staple Fiber Production Line,Spinning Line,Drawing Line,Spinning Beam Machine,Annealer (thermosetting) Machine.
- Address:P. O. Box 14455-136
- KNN Group
- Fine drawing machine, Cable stranding machine, Rod breakdown machine, Buncher 630, Caterpillar.
- Address:Talash Str, Industrial Zone Semnan Semnan Iran
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