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Consolidated Statements of Cash Flows - USD ($)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:      
Net loss $ (7,050,755) $ (3,181,596) $ (2,243,234)
net cash used in operating activities:      
Depreciation expense 40,130 54,576 25,839
Impairment loss on long-term investment 585,333
Stock-based compensation 1,024,361 1,005,000
Allowance for bad debts 550,000
Loss on equity method investment 46,105 49,413
Noncash lease expense 353,419 337,221 340,132
Gain on lease termination (4,437)
Gain on extinguishment of debt (41,548)
Loss on disposal of property and equipment 2,721
Foreign currency transaction loss 38,670 35,464 216
Other noncash expense 906 722 85,086
Changes in operating assets and liabilities:      
Operating lease liabilities (393,740) (266,637) (231,485)
Accounts receivable (148,466) (30,360) 59,599
Security deposits 465,843 47,042 (102,967)
Prepaid expenses and other current assets (54,782) 206,743 (82,494)
Deferred revenue 121,984 (63,966) (14,819)
Salary payable 142,758 (49,024) 12,550
Accrued liabilities and other payables 273,818 (124,137) (39,713)
NET CASH USED IN OPERATING ACTIVITIES (4,096,506) (1,982,847) (2,139,156)
CASH FLOWS FROM INVESTING ACTIVITIES:      
Cash paid for acquisition of subsidiaries, net of cash acquired (109,494)
Purchase of property and equipment (37,068) (18,379) (129,800)
Loan to related party (79,510)
Collection of loan to related party 93,887 79,520
Loan to employee (173,951)
Collection of loan to employee 173,974
Cash received from return of investment 306,518
Purchase of long-term investment (350,000) (873,577) (232,721)
Loan to third parties (2,300,000)
NET CASH USED IN BY INVESTING ACTIVITIES (2,593,181) (331,944) (725,476)
CASH FLOWS FROM FINANCING ACTIVITIES:      
Proceeds from long-term loan 41,250
Payment on finance lease (163,301)
Advances from related parties 14,496
Proceeds from issuance of stocks 16,637,200 6,851,401
Repayments to related parties (2,339) (4,000) (427,681)
NET CASH PROVIDED BY FINANCING ACTIVITIES 16,471,560 37,250 6,438,216
EFFECT OF EXCHANGE RATE ON CASH AND CASH EQUIVALENTS (1,579) 60,946 (24,688)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS 9,780,294 (2,216,595) 3,548,896
CASH AND CASH EQUIVALENTS - beginning of year 1,425,926 3,642,521 93,625
CASH AND CASH EQUIVALENTS - end of year 11,206,220 1,425,926 3,642,521
Cash paid for:      
Interest
Income taxes
NON-CASH INVESTING AND FINANCING ACTIVITIES:      
Cancellation of treasury stock 36,000
Proceeds from issuance of stocks deposited in escrow 500,000
Expenses paid by related parties on behalf of the Company 4,000 179,503
Acquisition consideration given up by a related party 1,000
Loan receivable from return of investment 350,000 92,831
Remeasurement of the lease liabilities and right-of-use assets due to lease modification 32,227
Operating lease right-of-use assets obtained in exchange for operating lease liabilities $ 170,112