- DNA Solutio
- Iron Ore, Nickel Waste Gravel, Nickel Slag.
- Address:Jl. Jalak III, A3 - 11 Bintaro, Tangerang
- Handayani Stones
- Pebbles,Natural Stone,Gravel.
- Address:Meiko Abadi B-22 Betro-Gedangan
- SPEKTRUM SENTOSA Inc
- silica,stone,gravel,quardz sand.
- Address:
- DNA Solutions
- Iron Ore, Nickel Waste Gravel, Nickel Slag.
- Address:Jl. Jalak III, A3 - 11 Bintaro Tangerang Indonesia
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