Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash flows from operating activities
Net income	$ 964,942	$ 792,455
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization expense	433,417	426,224
Non-cash lease expense	85,628	51,831
Changes in operating assets and liabilities
Accounts receivable	(185,856)	1,302,508
Inventories	(64,826)	9,751
Prepayments and other current assets	(385,553)	(2,185,049)
Due from related party	25,887
Deposits paid	(583,325)	(995,723)
Accounts payable	(37,455)	(50,152)
Due to related parties	(122,702)
Customer advances	(110,633)	109,032
Accrued liabilities	56,060	121,960
Income tax payable	19,354	(210,758)
Operating lease obligations	(77,497)	(61,546)
Net cash provided by (used in) operating activities	17,441	(689,467)
Cash flows from investing activities
Repayment of advance to related parties		3,539,350
Advance to related parties		(2,876,774)
Purchase of property and equipment		(57,442)
Purchase of intangible assets		(23,486)
Net cash provided by investing activities		581,648
Cash flows from financing activities
Borrowings from related parties		1,836,071
Borrowings from and repayments to revolving credit lines, net	148,606	(22,925)
Borrowings from bank loans	10,352
Borrowings from a third party	24,154
Repayments to related parties	(154,510)	(1,529,556)
Repayments to bank loans	(11,763)
Repayments to a third party	(66,379)
Net cash provided by (used in) financing activities	(49,540)	283,590
Effect of exchange rate changes on cash and cash equivalents	(5,738)	(5,208)
Net changes in cash and cash equivalents	(37,837)	170,563
Cash and cash equivalents–beginning of the period	123,163	249,837
Cash and cash equivalents–end of the period	85,326	420,400
Supplementary cash flow information:
Interest paid	10,191	9,487
Income taxes paid	86,546	446,755
Non-cash investing and financing activities
Expenses paid by related parties on behalf of the Company	38,627	293,862
Remeasurement of operating lease obligation and right-of-use asset due to lease termination		40,885
Operating lease right-of-use assets obtained in exchange for operating lease obligations		$ 281,058