Lease (Details) - USD ($)	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Lease Cost
Operating lease cost	$ 31,160	$ 36,258
Other Information
Operating cash flows paid for amounts included in the measurement of lease liabilities	23,948	25,922
Operating lease liabilities arising from obtaining right-of-use assets	$ 0	$ 0
Remaining lease term (years)	7 years 9 months	8 years 9 months
Discount rate	7.50%	7.50%