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| 0001213900-21-049724-index.html | 2021-09-24 11:58:01 | |
| 0001213900-21-049724.txt | 2021-09-24 11:58:01 | |
 0001213900-21-049724-xbrl.zip | 116624 | 2021-09-24 11:58:01 |
| f10k2020a1ex21_president.htm | 1501 | 2021-09-24 11:58:01 |
| f10k2020a1ex31-1_president.htm | 13501 | 2021-09-24 11:58:01 |
| f10k2020a1ex31-2_president.htm | 12838 | 2021-09-24 11:58:01 |
| f10k2020a1ex32-1_president.htm | 5035 | 2021-09-24 11:58:01 |
| f10k2020a1ex32-2_president.htm | 5119 | 2021-09-24 11:58:01 |
| f10k2020a1_presidential.htm | 1005347 | 2021-09-24 11:58:01 |
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| Financial_Report.xlsx | 73568 | 2021-09-24 11:58:01 |
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| report.css | 2767 | 2021-09-24 11:58:01 |
| Show.js | 1085 | 2021-09-24 11:58:01 |