Condensed Consolidated Statements of Cash Flows - USD ($)	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Cash Flows from Operating Activities:
Net loss	$ (2,418,757)	$ (1,657,740)
Depreciation and amortization	2,377,104	1,978,363
Bad debt (benefit) expense	(4,593)	42,314
Stock option compensation	15,243
Inventory write off	148,386
Changes in assets and liabilities:
Trade accounts and other receivables	(151,872)	(366,385)
Advances to suppliers	(39,352)	(103,701)
Inventory	756,090	561,139
Trade accounts payable	(643,797)	(399,363)
Other payables and accrued expenses	208,210	(126,930)
Change in bankers’ acceptance notes payable		(109,663)
Advances from customers	(304,787)	119,199
Prepaid expenses	6,399	(314,361)
Net Cash Used in Operating Activities	(51,726)	(377,128)
Cash Flows from Investing Activities:
Purchases of property and equipment	(430,999)	(1,099,878)
Net Cash Used in Investing Activities	(430,999)	(1,099,878)
Cash Flows from Financing Activities:
Payments of construction term loan	(2,317,879)	(2,145,389)
Payments of line of credit	(2,441,499)
Borrowings and interest from related party	1,172,244	162,090
Repayments to related party	(251,876)	(77,530)
Proceeds from lines of credit	3,816,774	2,695,087
Net Cash (Used In) Provided By Financing Activities	(22,236)	634,258
Effect of Exchange Rate Changes on Cash	6,139	4,472
Net Increase in Cash, Cash Equivalents and Restricted Cash	(498,822)	(838,276)
Cash and Cash Equivalents at Beginning of Period	957,653	1,184,887
Cash, Cash Equivalents and Restricted Cash at End of Period	458,831	346,611
Supplemental Cash Flow Information:
Cash paid for income taxes
Cash paid for interest	173,157	176,055
Supplemental Noncash Investing and Financing Activities:
Accounts receivable collected with banker’s acceptances	195,032	394,393
Inventory purchased with banker’s acceptances	249,212	$ 402,582
Right-of-use assets obtained in exchange for operating lease obligations	$ 168,087