| 日期/Date | 事件/Event | 地點/Location |
| 2010/5/26 | APEI, V, ECL, APOL at Bank of America Merrill Lynch Services Conference | |
| 2010/5/26 | APEI, V, ECL, APOL at Bank of America Merrill Lynch Services Conference | |
| 2010/5/26 | APEI, V, ECL, APOL at Bank of America Merrill Lynch Services Conference | |
| 2010/5/26 | APEI, V, ECL, APOL at Bank of America Merrill Lynch Services Conference | |
| 2010/5/26 | APEI, V, ECL, APOL at Bank of America Merrill Lynch Services Conference | |
| 2010/5/26 | APEI, V, ECL, APOL at Bank of America Merrill Lynch Services Conference | |
| 2010/5/26 | APEI, V, ECL, APOL at Bank of America Merrill Lynch Services Conference | |
| 2010/11/30 | ECL, HUN, ALB at Citi Basic Materials Conference | |
| 2010/11/30 | ECL, HUN, ALB at Citi Basic Materials Conference | |
| 2010/11/30 | ECL, HUN, ALB at Citi Basic Materials Conference | |
| 2010/11/30 | ECL, HUN, ALB at Citi Basic Materials Conference | |
| 2010/11/30 | ECL, HUN, ALB at Citi Basic Materials Conference | |
| 2010/11/30 | ECL, HUN, ALB at Citi Basic Materials Conference | |