Asset Subject to Buyback (Details) [Line Items]

On January 22, 2019, Xi’an Zhonghong completed the transfer of Chengli CDQ WHPG project as the partial repayment for the loan and accrued interest of RMB 188,639,400 ($27.54 million) to HYREF (see Note 8).

$ 28,920,000

Asset Subject to Buyback (Details) - USD ($)	1 Months Ended	12 Months Ended
Asset Subject to Buyback (Details) - USD ($)	Jan. 22, 2019	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2018
Asset Subject to Buyback (Details) [Line Items]
Buyback assets			$ 28,916,924
Transfer amount description	On January 22, 2019, Xi’an Zhonghong completed the transfer of Chengli CDQ WHPG project as the partial repayment for the loan and accrued interest of RMB 188,639,400 ($27.54 million) to HYREF (see Note 8).
Gain on partial repayment of entrusted loan		$ 3,100,000
ChengaliMember
Asset Subject to Buyback (Details) [Line Items]
Buyback assets			$ 28,920,000
Fixed assets cost				$ 35,240,000