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Long-term Investments (Details Narrative) ¥ in Thousands, $ in Millions | Dec. 31, 2020 | Apr. 03, 2020 USD ($) | Dec. 31, 2019 CNY (¥) | Nov. 29, 2019 USD ($) | Nov. 29, 2019 CNY (¥) | Jan. 10, 2018 USD ($)
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Tantech [Member] |  |  |  |  |  |
Equity Ownership Percentage | 18.00% |  | 18.00% |  |  |
Libo Haokun |  |  |  |  |  |
Amount of investment |  |  |  |  |  | $ 16.5
Equity Ownership Percentage |  |  |  |  |  | 18.00%
Represents the information pertaining to Fuquan Chengwang. |  |  |  |  |  |
Amount of investment |  | $ 6.3 |  | $ 6.3 |  |
Equity Ownership Percentage |  | 14.76% | 100.00% | 18.00% | 18.00% |
Value of the mining rights | ¥ |  |  | ¥ 257,350 |  | ¥ 257,350 |
Represents the information pertaining to Jingning Zhonggang. |  |  |  |  |  |
Equity Ownership Percentage |  |  | 82.00% |  |  |
Jingning Meizhongkuang Industry Co., Ltd |  |  |  |  |  |
Equity Ownership Percentage | 18.00% | 18.00% | 18.00% | 18.00% | 18.00% |

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