Aluminium Duct Malaysia Malaysia, Penang, Kedah, Singapore
 BDD (NKKFR 3 Layer) |  BDS (2 Layer) |  BDD (NKKFR 3 Layer) |
 BDDD (NKKFR 4 layer) |  BDS 2 Layer (Color) |
- +604-828 6992,+6012-316 5992, +6012-635 5992
- crystal.nkk@gmail.com, sales2@nkkengineering.com.my, nkkengineering@hotmail.com
