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v3.20.2

Segment Reporting (Details 1) - USD ($) | 12 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Mar. 31, 2018
Revenue | $ 5,637,370 | $ 5,358,023 | $ 5,967,896
Cost of revenue and related tax | 3,386,965 | 2,854,379 | 2,229,496
Gross profit | 2,250,405 | 2,503,644 | 3,738,400
Depreciation and amortization | 164,942 | 131,024 | 121,934
Total capital expenditures | 75,041 | 350,284 | 553,530
Online Education Service [Member] |  |  |
Revenue | 5,370,700 | 4,185,596 | 5,022,085
Cost of revenue and related tax | 3,020,735 | 2,418,522 | 1,811,117
Gross profit | 2,349,965 | 1,767,074 | 3,210,968
Depreciation and amortization | 156,111 | 123,293 | 101,679
Total capital expenditures | 73,564 | 336,267 | 546,131
Technological Development and Operation Service [Member] |  |  |
Revenue | 266,670 | 1,172,427 | 945,811
Cost of revenue and related tax | 366,230 | 435,857 | 418,379
Gross profit | (99,560) | 736,570 | 527,432
Depreciation and amortization | 8,831 | 7,731 | 20,255
Total capital expenditures | $ 1,477 | $ 14,017 | $ 7,399

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