Conference Day 1 - Keynote 2: Dr. Sampan Silapanad K2-1K2-2K2-3K2-4K2-5K2-6K2-7K2-8K2-9K2-10K2-11K2-12K2-13K2-14K2-15K2-16K2-17K2-18K2-19K2-20k2-21K2-22K2-23K2-24