Senior Director Ir. Tan Yean Chin presented his keynote lecture titled “Ground Treatment Design for 200km Electrified Double Tracks Railway Project at Northern Peninsular Malaysia” at Pertemuan Ilmiah Tahunan – XVI (16th Indonesia Annual Scientific Meeting “Geotechnical Challegnes in Present and Coming Nationwide Construction Actitivies”), Hotel Borobudur, Jakarta, Indonesia, 4-5 December 2012.