2012 ExpoMina
2012 ExpoMina (Peru)
2012 International Mining Expo
2012 CIME Beijing International Mining Expo (China)
2012: QME Mackay
2012: QME Mackay (Australia)
2011: Exhibition
2011 M&T exhibition (Brazil)
2010: China sales business.
2010: China Chang-Su subsidiary, T.Y. CUSHION TIRE LTD. Was instituted managing China sales business.
