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Expenses by nature (Tables) | 12 Months Ended
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Mar. 31, 2019
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Summary of Expenses by Nature | Expenses by nature consist of the following:
|  | Year ended March 31, |
|  | 2019 |  |  | 2018 |  |  | 2017 |
Employee cost |  | $ | 468,124 |  |  | $ | 450,956 |  |  | $ | 343,318 |
Repair payments |  |  | 15,166 |  |  |  | 16,970 |  |  |  | 24,102 |
Facilities cost |  |  | 91,393 |  |  |  | 89,037 |  |  |  | 75,383 |
Depreciation |  |  | 20,334 |  |  |  | 19,954 |  |  |  | 16,903 |
Legal and professional expenses |  |  | 20,019 |  |  |  | 22,972 |  |  |  | 15,902 |
Travel expenses |  |  | 22,757 |  |  |  | 23,748 |  |  |  | 18,563 |
Others |  |  | 40,277 |  |  |  | 38,886 |  |  |  | 33,526 |
Total cost of revenue, selling and marketing and general and administrative expenses |  | $ | 678,070 |  |  | $ | 662,523 |  |  | $ | 527,697 |

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