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Selling and Marketing Expenses (Tables)
 12 Months Ended
Dec. 31, 2021
Selling And Marketing Expenses [Abstract]  
Schedule of selling and marketing expenses
   2021   2020 
   USD   USD 
         
Advertising expenses   3,105,512    2,359,656 
Marketing and branding expenses   4,908,421    2,924,496 
    8,013,933    5,284,152