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v3.22.4

Long term investments (Details) ¥ in Thousands |  |  | 1 Months Ended | 6 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Nov. 29, 2019 USD ($) | Jan. 10, 2018 USD ($) km² | Mar. 31, 2021 km² | Jun. 30, 2022 USD ($) | Jun. 30, 2021 USD ($) | Apr. 03, 2020 USD ($) | Apr. 03, 2020 CNY (¥) | Dec. 31, 2019 | Nov. 29, 2019 CNY (¥) | Jan. 10, 2018 CNY (¥)
Impairment Of Long term Investments | $ |  |  |  | $ 0 | $ 0 |  |  |  |  |
Libo Haokun [Member] |  |  |  |  |  |  |  |  |  |
Amount of investment |  | $ 17,900,000 |  |  |  |  |  |  |  | ¥ 120,000
Equity Method Investment, Ownership Percentage |  | 18.00% |  |  |  |  |  |  |  | 18.00%
Number of square kilometers, right to mine provided |  | 0.11 |  |  |  |  |  |  |  |
Jingning Zhonggang [Member] |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  |  |  | 82.00% |  |
Tantech [Member] |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  |  |  | 18.00% |  |
Fuquan Chengwang [Member] |  |  |  |  |  |  |  |  |  |
Amount of investment | $ 6,900,000 |  |  |  |  |  |  |  | ¥ 46,320 |
Equity Method Investment, Ownership Percentage | 18.00% |  |  |  |  |  |  | 100.00% | 18.00% |
Value of the mining rights | ¥ |  |  |  |  |  |  |  |  | ¥ 257,350 |
Number of days, consideration payable after the completion of transfer of ownership | 30 days |  |  |  |  |  |  |  |  |
Number of square kilometers, right to mine provided |  |  | 0.2607 |  |  |  |  |  |  |
Fuquan Chengwang [Member] | Minimum |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  | 18.00% | 18.00% |  |  |
Fuquan Chengwang [Member] | Maximum |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  | 14.76% | 14.76% |  |  |
Fuquan Chengwang [Member] | Tantech [Member] |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  |  |  | 18.00% |  |
Jingning Meizhongkuang [Member] |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  | 18.00% | 18.00% | 18.00% |  |
Lishui Ansheng Energy Technology | Fuquan Chengwang [Member] |  |  |  |  |  |  |  |  |  |
Amount of investment |  |  |  |  |  | $ 6,900,000 | ¥ 46,500 |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  | 18.00% | 18.00% |  |  |

X
- Definition The amount by which the fair value of an investment is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value, before considering whether or not such amount is recognized in earnings or other comprehensive income. + References No definition available. + Details
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