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| 0001062993-19-001923-index.html | 2019-04-30 13:25:50 | |
| 0001062993-19-001923.txt | 2019-04-30 13:25:50 | |
 0001062993-19-001923-xbrl.zip | 126873 | 2019-04-30 13:25:50 |
 dmcllogo.jpg | 4852 | 2019-04-30 13:25:50 |
| exhibit12-1.htm | 7013 | 2019-04-30 13:25:50 |
| exhibit12-2.htm | 7078 | 2019-04-30 13:25:50 |
| exhibit13-1.htm | 1963 | 2019-04-30 13:25:50 |
| exhibit13-2.htm | 2008 | 2019-04-30 13:25:50 |
| exhibit15-1.htm | 1311 | 2019-04-30 13:25:50 |
| FilingSummary.xml | 42885 | 2019-04-30 13:25:50 |
| Financial_Report.xlsx | 80898 | 2019-04-30 13:25:50 |
| form20f.htm | 600375 | 2019-04-30 13:25:50 |
| giga-20181231.xml | 942187 | 2019-04-30 13:25:50 |
| giga-20181231.xsd | 76872 | 2019-04-30 13:25:50 |
| giga-20181231_cal.xml | 33761 | 2019-04-30 13:25:50 |
| giga-20181231_def.xml | 340835 | 2019-04-30 13:25:50 |
| giga-20181231_lab.xml | 398534 | 2019-04-30 13:25:50 |
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| report.css | 2767 | 2019-04-30 13:25:50 |
| Show.js | 1085 | 2019-04-30 13:25:50 |