Hwapeng auai i le fa'aaliga alumini i Dusseldorf Siamani Ua auai Hwapeng i le Fa'aaliga Fa'avae i Delhi Initia Hwapeng auai i le IBAAS Conference ma Faʻaaliga i Bombay Initia Ua auai Hwapeng i Fa'aaliga Uamea i Bombay Initia Hwapeng auai i le 10th Nonferrous Metal Conference ma Faʻaaliga i Krasnoyarsk Rusia Hwapeng auai i le 147th Fonotaga Faaletausaga & Faʻaaliga a le Minerals, Metals and Materials Society (TMS) i Amerika Hwapeng Auai i Fa'aaliga Alumini i Bhubaneswar Initia Hwapeng auai i le 148th Fonotaga Faaletausaga & Faʻaaliga a le Minerals, Metals and Materials Society (TMS) i Amerika Hwapeng auai i le METEC Exhibition i Siamani Ua auai Hwapeng i le Konafesi lona 2 Global Graphite Electrode i Bangkok Thailand Hwapeng auai i le IBAAS Conference ma Faʻaaliga i Guiyang Saina Ua auai Hwapeng i Metal-Expo i Moscow Rusia Hwapeng auai i le ARABAL Conference ma Faʻaaliga i Bahrain