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v3.21.2

Lease (Details) |  |  |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Jun. 02, 2021 USD ($) | Jun. 02, 2021 CNY (¥) | Apr. 06, 2021 | Apr. 06, 2021 USD ($) | Apr. 06, 2021 CNY (¥) | Jan. 14, 2021 USD ($) | Jan. 14, 2021 CNY (¥) | Jun. 30, 2021 USD ($) | Jun. 30, 2021 USD ($) | Jun. 02, 2021 CNY (¥)
Lease (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Owners lease period |  |  |  |  |  |  |  |  | 50 years |
Interest income other |  |  |  |  |  |  |  | $ 160 | $ 91,993 |
Lease maturity date | May 31, 2024 | May 31, 2024 | Apr. 14, 2024 |  |  | Feb. 29, 2024 | Feb. 29, 2024 |  |  |
Rental payment per month | $ 36,865 | ¥ 238,095 |  | $ 15,134 | ¥ 97,743 | $ 11,325 | ¥ 73,143 |  |  |
Rental payment per month | $ 43,009 |  |  |  |  |  |  |  |  | ¥ 277,778
Vehicle [Member] |  |  |  |  |  |  |  |  |  |
Lease (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Interest income other |  |  |  |  |  |  |  | $ 44,391 | $ 71,028 |

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- Definition Cash payments to lessor's for use of assets under operating leases. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3536-108585 + Details
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