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Optimal Engineering Sdn Bhd
2, Jalan Sungai Keramat 5, Taman Klang Utama, 42100 Klang, Selangor, Malaysia.
Alex Chua
optimal_eng@yahoo.com.my
http://www.optimaleng.com.my
2, Jalan Sungai Keramat 5, Taman Klang Utama, 42100 Klang, Selangor, Malaysia.
Alex Chua
optimal_eng@yahoo.com.my
http://www.optimaleng.com.my