Annual report pursuant to Section 13 and 15(d)

Related Parties Transactions (Details) - Schedule of selling to related parties

v3.21.2
Related Parties Transactions (Details) - Schedule of selling to related parties - Xiamen International Trade Honglong Industrial Co., Ltd. [Member] - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Related Parties Transactions (Details) - Schedule of selling to related parties [Line Items]      
Amount $ 733,318
Percentage of revenue 0.80%