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.