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Statutory Reserves (Details) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2019 CNY (¥) | Dec. 31, 2018 CNY (¥)
Shanghai TCH [Member] |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |
Registered Capital | $ | $ 29,800,000 |  |  |
Maximum Statutory Reserve Amount | $ | 14,900,000 |  |  |
Statutory reserve | $ | 1,003,859 | $ 1,003,859 |  |
Shanghai TCH [Member] | RMB [Member] |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |
Statutory reserve |  |  | ¥ 6,564,303 | ¥ 6,564,303
Xi’an TCH [Member] |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |
Statutory reserve | $ | 10,606,984 | 10,606,984 |  |
Xi’an TCH [Member] | RMB [Member] |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |
Registered Capital |  |  | 202,000,000 |
Maximum Statutory Reserve Amount |  |  | 101,000,000 |
Statutory reserve |  |  | 69,359,820 | 69,359,820
Erdos TCH [Member] |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |
Statutory reserve | $ | 2,914,869 | $ 2,914,869 |  |
Erdos TCH [Member] | RMB [Member] |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |
Registered Capital |  |  | 120,000,000 |
Maximum Statutory Reserve Amount |  |  | 60,000,000 |
Statutory reserve |  |  | 19,035,814 | ¥ 19,035,814
Shaanxi Huahong [Member] |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |
Registered Capital | $ | 2,500,300 |  |  |
Maximum Statutory Reserve Amount | $ | $ 1,250,150 |  |  |
Statutory reserve, description | Did not accrue yet due to accumulated deficit | Did not accrue yet due to accumulated deficit |  |
Xi’an Zhonghong [Member] |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |
Statutory reserve, description | Did not accrue yet due to accumulated deficit | Did not accrue yet due to accumulated deficit |  |
Xi’an Zhonghong [Member] | RMB [Member] |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |
Registered Capital |  |  | 30,000,000 |
Maximum Statutory Reserve Amount |  |  | 15,000,000 |
Zhongxun [Member] |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |
Statutory reserve, description | Did not accrue yet due to accumulated deficit | Did not accrue yet due to accumulated deficit |  |
Zhongxun [Member] | RMB [Member] |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |
Registered Capital |  |  | 35,000,000 |
Maximum Statutory Reserve Amount |  |  | ¥ 17,500,000 |

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