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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Foreign Currency Translation (Details) | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Foreign Currency Translation [Abstract] |  |  |
Period end USD: RMB exchange rate | 6.3726 | 6.5250 | 6.9618
Average USD: RMB exchange rate | 6.4508 | 6.9042 | 6.9081

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- Definition Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6897108&loc=SL6897125-166521 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6450520&loc=d3e32618-110901 + Details
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