XML 86 R75.htm IDEA: XBRL DOCUMENT
v3.22.1

Lease (Details) |  |  |  |  |  | 1 Months Ended | 3 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
Mar. 01, 2022 USD ($) | Mar. 01, 2022 CNY (¥) | Dec. 09, 2021 | Jun. 01, 2021 USD ($) | Jun. 01, 2021 CNY (¥) | Apr. 06, 2021 USD ($) | Apr. 06, 2021 CNY (¥) | Jan. 14, 2021 USD ($) | Jan. 14, 2021 CNY (¥) | Apr. 30, 2018 USD ($) | Apr. 30, 2018 CNY (¥) | Mar. 31, 2022 USD ($) | Mar. 31, 2021 USD ($)
Lease (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Interest income other |  |  |  |  |  |  |  |  |  |  |  |  | $ 91,833
Lease maturity date | Mar. 01, 2022 | Mar. 01, 2022 | Dec. 09, 2021 | Jun. 01, 2021 | Jun. 01, 2021 | Apr. 06, 2021 | Apr. 06, 2021 | Jan. 14, 2021 | Jan. 14, 2021 | Apr. 30, 2023 | Apr. 30, 2023 |  |
Rental payment per month | $ 2,497 | ¥ 15,840 |  | $ 43,806 | ¥ 277,778 | $ 15,414 | ¥ 97,743 | $ 11,535 | ¥ 73,143 | $ 2,839 | ¥ 18,000 |  |
Rental payment description |  |  | The monthly rental payment is approximately RMB9,905 ($1,562) per month for the first year, RMB10,103 ($1,593) and RMB10,305 ($1,625) per month from the second year and third year, respectively. |  |  |  |  |  |  |  |  |  |
Increase percentage | 2.00% | 2.00% |  |  |  |  |  |  |  |  |  |  |
Vehicle [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Lease (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Interest income other |  |  |  |  |  |  |  |  |  |  |  | $ 29,069 | $ 26,637
Minimum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Lease (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Owners lease period |  |  |  |  |  |  |  |  |  |  |  | 36 years |
Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Lease (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Owners lease period |  |  |  |  |  |  |  |  |  |  |  | 50 years |
Nanjing Daxin [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Lease (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Rental payment per month |  |  |  | 37,548 | 238,095 |  |  |  |  |  |  |  |
Hitrans [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Lease (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Rental payment per month |  |  |  | $ 837 | ¥ 5,310 |  |  |  |  |  |  |  |

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