Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Impairment of Long-Lived Assets (Details)

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Impairment of Long-Lived Assets (Details)
 12 Months Ended
Dec. 31, 2021
USD ($)
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES  
Impairment loss $ 0