v3.22.2
Unaudited Condensed Consolidated Statements of Cash Flows - USD ($)
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Cash Flows from Operating Activities    
Net loss $ (2,479,213) $ (4,228,126)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 268,939 258,315
Stock-based compensation 246,999 1,680,365
Consulting expense adjustment from change in fair value of warrants   (355,600)
Unrealized investment loss 5,256 624,738
Amortization of bonds issuance costs 118,364 47,565
Changes in operating assets and liabilities:    
Accounts receivable 136,800  
Inventories   (1,445,680)
Prepaid expenses and other current assets (121,913) (622,495)
Deposits (45,548) 1,539
Accrued expenses and other current liabilities 1,225,046 886,719
Operating lease liability (34,281) (1,417)
Net Cash Used for Operating Activities (679,551) (3,154,077)
Cash Flows from Investing Activities    
Proceeds from sales of short-term investment 7,823 6,102
Purchase of property and equipment (1,165) (3,521)
Purchase of long-term investment (680)
Net Cash Provided by Investing Activities 6,658 1,901
Cash Flows from Financing Activities    
Proceeds from short-term loan 161,298 2,215,105
Repayment of long-term loan (3,549) (2,980)
Finance lease liability (3,164) (3,164)
Net Cash Provided by Financing Activities 154,585 2,208,961
Net Decrease in Cash and Restricted Cash (518,308) (943,215)
Cash and Restricted Cash, Beginning of Period 3,288,813 3,794,591
Foreign Currency Translation Effect on Cash 518,027 393,767
Cash and Restricted Cash, End of Period 3,288,532 3,245,143
Supplemental disclosures of cash flow information:    
Cash paid during the period for income taxes   1,695
Cash paid during the period for interest 7,522 2,671
Cash and Restricted Cash:    
Cash 39,989 33,632
Restricted cash 3,248,543 3,211,511
Total $ 3,288,532 $ 3,245,143

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