Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0001731122-22-000810-index.html | 2022-05-02 21:06:57 | |
| 0001731122-22-000810.txt | 2022-05-02 21:06:57 | |
 0001731122-22-000810-xbrl.zip | 60948 | 2022-05-02 21:06:57 |
| cstc-20211231.xsd | 14892 | 2022-05-02 21:06:57 |
| cstc-20211231_cal.xml | 24088 | 2022-05-02 21:06:57 |
| cstc-20211231_def.xml | 23036 | 2022-05-02 21:06:57 |
| cstc-20211231_lab.xml | 128472 | 2022-05-02 21:06:57 |
| cstc-20211231_pre.xml | 102076 | 2022-05-02 21:06:57 |
| e3744_10-q.htm | 304577 | 2022-05-02 21:06:57 |
| e3744_10-q_htm.xml | 149406 | 2022-05-02 21:06:57 |
| e3744_ex31-1.htm | 7764 | 2022-05-02 21:06:57 |
| e3744_ex32-1.htm | 3838 | 2022-05-02 21:06:57 |
| e3744_ex32-2.htm | 3682 | 2022-05-02 21:06:57 |
| FilingSummary.xml | 15898 | 2022-05-02 21:06:57 |
| Financial_Report.xlsx | 37328 | 2022-05-02 21:06:57 |
| MetaLinks.json | 237051 | 2022-05-02 21:06:57 |
| R1.htm | 49211 | 2022-05-02 21:06:57 |
| R10.htm | 6420 | 2022-05-02 21:06:57 |
| R11.htm | 5107 | 2022-05-02 21:06:57 |
| R12.htm | 20834 | 2022-05-02 21:06:57 |
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| R2.htm | 70390 | 2022-05-02 21:06:57 |
| R20.htm | 22288 | 2022-05-02 21:06:57 |
| R21.htm | 5011 | 2022-05-02 21:06:57 |
| R22.htm | 4398 | 2022-05-02 21:06:57 |
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| R26.htm | 33582 | 2022-05-02 21:06:57 |
| R3.htm | 19609 | 2022-05-02 21:06:57 |
| R4.htm | 47526 | 2022-05-02 21:06:57 |
| R5.htm | 21850 | 2022-05-02 21:06:57 |
| R6.htm | 45506 | 2022-05-02 21:06:57 |
| R7.htm | 16917 | 2022-05-02 21:06:57 |
| R8.htm | 6673 | 2022-05-02 21:06:57 |
| R9.htm | 24875 | 2022-05-02 21:06:57 |
| report.css | 2767 | 2022-05-02 21:06:57 |
| Show.js | 1085 | 2022-05-02 21:06:57 |