div class=trans-pagebuttonPage 1button div class=trans-image a href=https:reader043fdocumentsesreader043viewer20220310115b953aa109d3f2d7438c3782html5page1jpg target=_blank amp-img class=trans-thumb alt=Page 1: Presentación de PowerPoint - minemgobpe · 2009 35803 2010 46376 2011 47411 2012 42861 2013 39533 2014 Group-ILZSG-lnternational Tin Research Institute - IT RI- International src=https:reader043fdocumentsesreader043viewer20220310115b953aa109d3f2d7438c3782html5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 2button div class=trans-image a href=https:reader043fdocumentsesreader043viewer20220310115b953aa109d3f2d7438c3782html5page2jpg target=_blank amp-img class=trans-thumb alt=Page 2: Presentación de PowerPoint - minemgobpe · 2009 35803 2010 46376 2011 47411 2012 42861 2013 39533 2014 Group-ILZSG-lnternational Tin Research Institute - IT RI- International src=https:reader043fdocumentsesreader043viewer20220310115b953aa109d3f2d7438c3782html5thumbnails2jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 3button div class=trans-image a href=https:reader043fdocumentsesreader043viewer20220310115b953aa109d3f2d7438c3782html5page3jpg target=_blank amp-img class=trans-thumb alt=Page 3: Presentación de PowerPoint - minemgobpe · 2009 35803 2010 46376 2011 47411 2012 42861 2013 39533 2014 Group-ILZSG-lnternational Tin Research Institute - IT RI- International src=https:reader043fdocumentsesreader043viewer20220310115b953aa109d3f2d7438c3782html5thumbnails3jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 4button div class=trans-image a href=https:reader043fdocumentsesreader043viewer20220310115b953aa109d3f2d7438c3782html5page4jpg target=_blank amp-img class=trans-thumb alt=Page 4: Presentación de PowerPoint - minemgobpe · 2009 35803 2010 46376 2011 47411 2012 42861 2013 39533 2014 Group-ILZSG-lnternational Tin Research Institute - IT RI-...