v3.21.2

PREPAID EXPENSE AND OTHER ASSETS (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2021
Prepaid Expense And Other Assets |
SCHEDULE OF PREPAID EXPENSE AND OTHER ASSETS | Prepaid expense and other current assets at September 30, 2021 and December 31, 2020 consist of the following: SCHEDULE OF PREPAID EXPENSE AND OTHER ASSETS
|  | September 30, 2021 |  |  | December 31, 2020 |
Prepaid expense |  | $ | 11,005 |  |  | $ | 12,920 |
Other assets |  |  | 89,000 |  |  |  | - |
Total prepaid expense and other assets |  | $ | 100,005 |  |  | $ | 12,920 |

X
- References No definition available. + Details
Name: | RETC_DisclosurePrepaidExpenseAndOtherAssetsAbstract
Namespace Prefix: | RETC_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of prepaid expense and other assets [Table Text Block] + References No definition available. + Details
Name: | RETC_ScheduleOfPrepaidExpenseAndOtherAssetsTableTextBlock
Namespace Prefix: | RETC_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration