Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details)

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Summary of Significant Accounting Policies (Details) - 3 months ended Mar. 31, 2022
USD ($)
CNY (¥)
Accounting Policies [Abstract]    
Cash and cash equivalents, description Balances at state-owned banks within the PRC are covered by insurance up to RMB 500,000 (approximately $79,000) per bank. Any balance over RMB 500,000 per bank in PRC will not be covered.  
Cash balance held in PRC $ 128,000 ¥ 810,451
Limited insurance 45,000 ¥ 284,408
Federally-insured limits $ 250,000