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INCOME TAXES - Valuation allowance (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
INCOME TAXES |  |  |
valuation allowance for deferred tax asset | $ 3,880,433 | $ 2,735,881 | $ 1,413,050
January 1, | 2,735,881 | 1,413,050 | 1,162,612
Net change in the valuation allowance | 1,144,552 | 1,322,831 | 250,438
- Change in valuation allowance | 1,224,430 | 2,645,495 | 498,864
- Translation adjustments | (79,878) | (1,322,664) | (248,426)
December 31, | $ 3,880,433 | $ 2,735,881 | $ 1,413,050

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- Definition Amount of translation adjustments in the valuation allowance for a specified deferred tax asset. + References No definition available. + Details
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-2 + Details
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- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-2 + Details
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