JOINT FILING AGREEMENT
Exhibit A
We, the signatories of this Statement on Schedule 13G to which
this Agreement is attached, hereby agree that such Statement
is, and any amendments thereto filed by any of us will be,
filed on behalf of each of us.
| Dated: February 11, 2008 | TEMASEK HOLDINGS (PRIVATE) LIMITED |
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| By: | /s/ Xxxx Xxxx Xxx Xxx | |||
| Name: | Xxxx Xxxx Xxx Xxx | |||
| Title: | Managing Director, Legal & Regulations | |||
| Dated: February 11, 2008 | TEMASEK CAPITAL (PRIVATE) LIMITED |
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| By: | /s/ Xxxx Xxxx Xxx Xxx | |||
| Name: | Xxxx Xxxx Xxx Xxx | |||
| Title: | Director | |||
| Dated: February 11, 2008 | SELETAR INVESTMENTS PTE LTD. |
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| By: | /s/ Xxxxxxx Xxxx Xxxxx Xxxx | |||
| Name: | Xxxxxxx Xxxx Xxxxx Xxxx | |||
| Title: | Director | |||
| Dated: February 11, 2008 | BAYTREE INVESTMENTS (MAURITIUS) PTE LTD |
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| By: | /s/ Xxxxxx Xxxxxxxx | |||
| Name: | Xxxxxx Xxxxxxxx | |||
| Title: | Director | |||
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