Social & Community Development Activities Year All 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 National Thai Elephant Day 13 March 2014 The 2nd Nuduan invites children to visit the BTS SkyTrain 18 November 2013 BTS Group organizes 'the 7th Vegetarian Food Festival with Nuduan' 04 October 2013 ‘Nuduan invites children to visit the BTS SkyTrain’ Activity 04 September 2013