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17. REVENUES (Tables) | 12 Months Ended
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Dec. 31, 2020
Revenue from Contract with Customer [Abstract] |
Schedule of revenues | For each of the identified periods, revenues can be categorized into the following:
|  | For the year ended December 31, |
|  | 2020 |  |  | 2019 |
Product sales |  | $ | 6,132,447 |  |  | $ | 5,091,571 |
Maintenance fees |  |  | 30,957 |  |  |  | 13,055 |
Professional services |  |  | 57,506 |  |  |  | 6,919 |
Discounts and allowances |  |  | (10,560 | ) |  |  | – |
Total revenues |  | $ | 6,210,350 |  |  | $ | 5,111,545 |

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- Definition Tabular disclosure of revenue by reporting categories or types of financial instruments, including derivatives but excluding dividends and interests, from trading for own account by broker dealers. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 320 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=35711157&loc=d3e42567-110969 + Details
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