股本结构
单位：万股
| 公告日期 | 2015-09-14 | 2014-06-20 | 2013-08-30 | 2013-07-02 | 2012-12-14 | 2012-08-20 |
|---|---|---|---|---|---|---|
| 证券总股本 | 1638.88 | 1638.44 | 1638.44 | 1471.78 | 1471.78 | 1638.58 |
| 普通股本 | 1638.88 | 1638.44 | 1638.44 | 1471.78 | 1471.78 | 1638.58 |
| 优先股 | 未披露 | 未披露 | 未披露 | 166.67 | 未披露 | 166.67 |
| 其他 | 未披露 | 未披露 | 未披露 | 未披露 | 未披露 | 未披露 |
| 变动日期 | 2015-09-14 | 2014-04-30 | 2013-07-31 | 2013-04-30 | 2012-10-31 | 2012-08-08 |
注释：中概股证券总股本=普通股股本/
存托凭证比例
历史变动
| 公告日期 | 变动后普通股本（万股） | 变动后优先股（万股） | 变动原因 | 变动日期 |
|---|---|---|---|---|
| 2015-09-14 | 1638.88 | 未披露 | 定期报告 | 2015-09-14 |
| 2014-06-20 | 1638.44 | 未披露 |
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from April 30, 2013 to April 30, 2014
Conversion of preferred stock to common stock
|
2014-04-30 |
| 2013-08-30 | 1638.44 | 未披露 |
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In June 2011, the Company issued, through a private placement, 1,666,667 shares of preferred stock to a group of related party institutional investors at a price of $2.40 per share for a total of $4.0 million. These shares of preferred stock were automatically converted on a 1-for-1 basis into shares of common stock on June 30, 2013.
|
2013-07-31 |
| 2013-07-02 | 1471.78 | 166.67 | 定期报告 | 2013-04-30 |
| 2012-12-14 | 1471.78 | 未披露 | 定期报告 | 2012-10-31 |
| 2012-08-20 | 1638.58 | 166.67 | 定期报告 | 2012-08-08 |
| 2012-07-25 | 1471.78 | 166.67 |
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from April 30, 2011 to April 30, 2012
Issuance of preferred stock,net of issuance costs
Exercise of stock options
|
2012-04-30 |
| 2011-12-14 | 1471.78 | 未披露 | 定期报告 | 2011-11-30 |
| 2011-09-13 | 1464.00 | 未披露 | 定期报告 | 2011-07-31 |
| 2011-07-25 | 1459.33 | 未披露 | 定期报告 | 2011-05-31 |
| 2011-07-25 | 1457.83 | 未披露 |
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from April 30 2010 to April 30 2011
Issuance of common stock
Exercise of stock options
Conversion of debt to stock
|
2011-04-30 |
| 2010-12-09 | 1457.73 | 未披露 | 定期报告 | 2010-10-31 |
| 2010-09-14 | 1264.43 | 未披露 | 定期报告 | 2010-07-31 |
| 2010-07-12 | 1047.66 | 未披露 |
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from Apr 30 2009 to Apr 30 2010
Issuance of common stock
Exercise of stock options
Conversion of warrants and debt to stock
|
2010-04-30 |
| 2009-07-22 | 1017.67 | 未披露 | 定期报告 | 2009-06-30 |
| 2009-07-22 | 747.67 | 未披露 |
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from April 30, 2008 to April 30, 2009
Issuance of common stock
Exercise of stock options
Conversion of warrants to stock
|
2009-04-30 |
| 2009-07-22 | 698.07 | 未披露 |
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from April 30, 2007 to April 30, 2008
Issuance of common stock
Exercise of stock options
Conversion of warrants and debt to stock
|
2008-04-30 |
from April 30, 2013 to April 30, 2014
Conversion of preferred stock to common stock
In June 2011, the Company issued, through a private placement, 1,666,667 shares of preferred stock to a group of related party institutional investors at a price of $2.40 per share for a total of $4.0 million. These shares of preferred stock were automatically converted on a 1-for-1 basis into shares of common stock on June 30, 2013.
from April 30, 2011 to April 30, 2012
Issuance of preferred stock,net of issuance costs
Exercise of stock options
from April 30 2010 to April 30 2011
Issuance of common stock
Exercise of stock options
Conversion of debt to stock
from Apr 30 2009 to Apr 30 2010
Issuance of common stock
Exercise of stock options
Conversion of warrants and debt to stock
from April 30, 2008 to April 30, 2009
Issuance of common stock
Exercise of stock options
Conversion of warrants to stock
from April 30, 2007 to April 30, 2008
Issuance of common stock
Exercise of stock options
Conversion of warrants and debt to stock