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Summary of Significant Accounting Policies (Tables)
9 Months Ended
Sep. 30, 2020
Accounting Policies [Abstract]  
Schedule of bad debt allowance
   2020   2019 
Xuzhou Zhongtai project  $4,405,222   $10,034,116 
Bai Chonggong (for Shenqiu and Huayu projects)   6,911,205    35,415,556 
Xuzhou Tian’an project   17,620,887    - 
Receivable of electricity sales of Erdos   328,611    2,614,299 
Total accounts receivable   29,265,925    48,063,971 
Bad debt allowance   (4,438,083)   (5,995,210)
Accounts receivable, net   24,827,842   $42,068,761 
Schedule of property and equipment estimated lives
Building     20 years
Vehicles     2 - 5 years
Office and Other Equipment     2 - 5 years
Software     2 - 3 years