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Lines of Credit (Details)
 1 Months Ended 3 Months Ended
Sep. 18, 2021
Jun. 30, 2020
USD ($)
Apr. 30, 2020
Mar. 31, 2022
USD ($)
Mar. 31, 2021
USD ($)
Jun. 25, 2021
Jun. 30, 2020
CNY (¥)
Lines of Credit (Details) [Line Items]              
Lines of credit description   the Company obtained a line of credit with Bank of Communications for an aggregate amount of RMB 8,500,000 (approximately $1.2 million), all of which has been advanced. The loan bears interest at the rate of 4.05% per annum. The line of credit is due in one year on the anniversary date of the line of credit. In addition, the Company’s Chief Executive Officer and Chair of the Board personally guaranteed the new line of credit and pledged personal assets as collateral for the loan. On June 21, 2021 the Company paid the balance in full. On June 25, 2021 the Company entered into a new loan bearing an interest rate of 4.17%. The line of credit is due in one year on the anniversary date of the line of credit. In addition, the Company’s Chief Executive Officer and Chair of the Board personally guaranteed the new line of credit and pledged personal assets as collateral for the loan. the Company obtained a line of credit from Postal Savings Bank of China for an aggregate amount of RMB 10,000,000 (approximately $1.4 million), of which RMB 5,000,000 (approximately $0.7 million) was advanced in April 2020, and RMB 3,000,000 (approximately $0.4 million) was advanced in July 2020. The loan bears interest at a rate of 4.25% per annum. Advances on the line of credit are due two years from the date of the advance. A third party company has guaranteed the loan as being a second priority creditor in the collateral in certain land use rights and buildings next to Bank of China. In addition, the Company’s Chief Executive Officer and Chair of the Board personally guaranteed the new line of credit. The Company has remaining RMB 2,000,000 (approximately $0.3 million) available under the line, subject to a risk review and approval by the third party guarantee company. Total interest expense under this facility for the three months ended March 31, 2022 and 2021 was $9,445 and $11,967, respectively. The Company repaid RMB 300,000 (approximately $0.05 million) during the three months ended March 31, 2022 as per the repayment schedule.        
Line of credit amount   $ 1,200,000         ¥ 8,500,000
Interest rates description   4.05%          
Interest rate       1.00%      
Total interest expense       $ 124,427 $ 71,265    
Bank of Communications [Member]              
Lines of Credit (Details) [Line Items]              
Interest rate           4.17%  
Total interest expense       13,954 13,272    
China CITIC Bank [Member]              
Lines of Credit (Details) [Line Items]              
Total interest expense       $ 5,669 5,552    
Line of credit, description       The Company obtained a line of credit of RMB 3,200,000 (approximately $0.5 million) from China CITIC Bank in September 2020 and obtained an advance of RMB 2,343,340 (approximately $0.3 million), and the remaining of RMB 856,660 (approximately $0.1 million) in October 2020 under this line. The loan bears interest at the rate of 4.50% per annum. In September 2021, the Company repaid the line of credit in full, Also in September 2021, the Company entered into a new line a credit in the amount of RMB 3,200,000 (approximately $0.8 million) on the same terms. The line of credit is due on September 2, 2022.      
Bank of China [Member]              
Lines of Credit (Details) [Line Items]              
Line of credit description On September 18, 2021 the Company obtained a line of credit for RMB 10,000,000 (approximately $1.54 million) with Bank of China. The loan bears interest at the rate of 3.85% per annum. The line of credit is due September 18, 2022. The loan is collateralized by the Company’s new production facility and the included production line equipment and machinery.            
Interest amount       $ 15,157 $ 0