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15. SEGMENT REPORTING (Tables)
12 Months Ended
Dec. 31, 2020
Segment Reporting [Abstract]  
Segment reporting
   Twelve Months Ended December 31,
   Direct Sales  Distributor Sales  Total
   2020  2019  2020  2019  2020  2019
Sales, net  $10,533,070   $9,463,481   $16,781,782   $15,285,782   $27,314,852   $24,749,263 
Cost of Sales   2,646,706    2,521,094    7,938,370    6,933,587    10,585,076    9,454,681 
Gross Margin   7,886,364    6,942,387    8,843,412    8,352,195    16,729,776    15,294,582 
Selling Expenses   5,180,431    4,659,543    1,713,370    2,201,091    6,893,801    6,860,634 
Contribution Margin  $2,705,933   $2,282,844   $7,130,042   $6,151,104   $9,835,975   $8,433,948 
Percent of Sales, net   38.6%   38.2%   61.4%   61.8%   100.0%   100.0%