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| 0001731122-20-000690-index.html | 2020-06-26 16:27:14 | |
| 0001731122-20-000690.txt | 2020-06-26 16:27:14 | |
 0001731122-20-000690-xbrl.zip | 124963 | 2020-06-26 16:27:14 |
| e1999_10q.htm | 732773 | 2020-06-26 16:27:14 |
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| e1999_32-1.htm | 4822 | 2020-06-26 16:27:14 |
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| Financial_Report.xlsx | 82053 | 2020-06-26 16:27:14 |
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| gtch-20200331.xsd | 53412 | 2020-06-26 16:27:14 |
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| report.css | 2767 | 2020-06-26 16:27:14 |
| Show.js | 1085 | 2020-06-26 16:27:14 |