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Investment in Sales-Type Leases, Net | 12 Months Ended
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Dec. 31, 2020
Investments [Abstract] |
INVESTMENT IN SALES-TYPE LEASES, NET | 3. INVESTMENT IN SALES-TYPE LEASES, NET Under sales-type leases, as of December 31, 2019, Xi’an TCH leases BMPG systems to Pucheng (Phase I and II, 15 and 11 year terms, respectively); The components of the net investment in sales-type leases as of December 31, 2020 and 2019 are as follows:
|  | 2020 |  |  | 2019 |
Total future minimum lease payments receivable |  | $ | - |  |  | $ | 56,477,739 |
Less: executory cost |  |  | - |  |  |  | (3,623,100 | )
Less: unearned interest |  |  | - |  |  |  | (14,905,393 | )
Less: realized interest income but not yet received |  |  | - |  |  |  | (5,245,244 | )
Less: allowance for net investment receivable |  |  | - |  |  |  | (24,416,442 | )
Investment in sales-type leases, net |  |  | - |  |  |  | 8,287,560 |
Current portion |  |  | - |  |  |  | - |
Noncurrent portion |  | $ | - |  |  | $ | 8,287,560 |
The ownership of Pucheng systems was transferred to Pucheng in January 2020 as a result of receiving full payment from Pucheng to Xi’an TCH.

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