v3.21.2

GOING CONCERN (Details Narrative) | Jun. 30, 2021 USD ($)
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Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Accumulated deficit | $ 15,969,918
Working capital deficit | $ 13,186,614

X
- Definition Accumulated Deficit. + References No definition available. + Details
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Namespace Prefix: | RETC_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Working capital deficit. + References No definition available. + Details
Name: | RETC_WorkingCapitalDeficit
Namespace Prefix: | RETC_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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