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The amount or range of possible amounts of gain that could be realized upon the resolution of a contingency.

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Amount awarded to other party in judgment or settlement of litigation.

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No definition available.

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The value (monetary amount) of the award the plaintiff seeks in the legal matter.

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The amount of cash paid for the settlement of litigation or for other legal issues during the period.

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Commitments and Contingencies (Details Textual)					1 Months Ended									3 Months Ended
Commitments and Contingencies (Details Textual)	Nov. 08, 2018 USD ($)	Nov. 08, 2018 CNY (¥)	Jul. 07, 2016 USD ($)	Jul. 07, 2016 CNY (¥)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2017 CNY (¥)	Dec. 31, 2017 USD ($)	Dec. 19, 2017 USD ($)	Dec. 19, 2017 CNY (¥)	Jun. 30, 2017 USD ($)	Jun. 30, 2017 CNY (¥)	May 31, 2017 USD ($)	Mar. 31, 2019 USD ($)	Mar. 31, 2019 CNY (¥)	Oct. 16, 2018 USD ($)	Oct. 16, 2018 CNY (¥)	May 31, 2017 CNY (¥)	Sep. 07, 2016 USD ($)
Commitments and contingencies
Shenzhen Huijie [Member]
Plaintiff sought a total amount			$ 1,256,198
Shenzhen Huijie [Member] \| Interest [Member]
Plaintiff sought a total amount			29,800
Shenzhen Huijie [Member] \| Compensation [Member]
Plaintiff sought a total amount			300,000
Shenzhen Huijie [Member] \| Remaining Contract Amount [Member]
Contract amount											$ 900,000
Shenzhen Huijie [Member] \| Other Expense [Member]
Contract amount								$ 100,000
Shenzhen Huijie [Member] \| Construction costs [Member]
Plaintiff sought a total amount			900,000
Contract amount	$ 1,360,361
Commitments and contingencies														900,000
Shenzhen Huijie [Member] \| RMB [Member]
Plaintiff sought a total amount \| ¥				¥ 8,430,792
Shenzhen Huijie [Member] \| RMB [Member] \| Interest [Member]
Plaintiff sought a total amount \| ¥				200,000
Shenzhen Huijie [Member] \| RMB [Member] \| Compensation [Member]
Plaintiff sought a total amount \| ¥				1,900,000
Shenzhen Huijie [Member] \| RMB [Member] \| Remaining Contract Amount [Member]
Contract amount \| ¥												¥ 6,135,860
Shenzhen Huijie [Member] \| RMB [Member] \| Construction costs [Member]
Plaintiff sought a total amount \| ¥				¥ 6,100,000
Contract amount \| ¥		¥ 9,129,868
Commitments and contingencies														6,100,000
Shenzhen Huijie [Member]
Plaintiff sought a total amount			$ 1,256,198
Bank deposits frozen																			$ 1,256,198
Shenzhen Huijie [Member] \| Construction costs [Member]
Contract amount														25,335
Payments for legal settlements														1,633,372
Shenzhen Huijie [Member] \| RMB [Member] \| Construction costs [Member]
Contract amount \| ¥															¥ 170,032
Payments for legal settlements														10,962,140
Shenzhen Huijie [Member]
Plaintiff sought a total amount						$ 36,497
Commitments and contingencies																$ 11,479
Shenzhen Huijie [Member] \| Interest [Member]
Plaintiff sought a total amount						902
Shenzhen Huijie [Member] \| Construction costs [Member]
Plaintiff sought a total amount						35,572
Shenzhen Huijie [Member] \| RMB [Member]
Plaintiff sought a total amount						$ 244,942
Commitments and contingencies \| ¥																	¥ 77,042
Shenzhen Huijie [Member] \| RMB [Member] \| Interest [Member]
Plaintiff sought a total amount \| ¥							¥ 6,207
Shenzhen Huijie [Member] \| RMB [Member] \| Construction costs [Member]
Plaintiff sought a total amount \| ¥							¥ 238,735
Anyuan Bus [Member]
Contract amount					2,596,792									2,596,792
Power sought a total amount													$ 2,723,720
Anyuan Bus [Member] \| Interest [Member]
Power sought a total amount													126,928
Anyuan Bus [Member] \| Goods Amount [Member]
Contract amount									$ 2,596,792				2,596,792
Anyuan Bus [Member] \| Litigation fee [Member]
Contract amount									$ 19,591
Anyuan Bus [Member] \| RMB [Member]
Contract amount					$ 17,428,000									$ 17,428,000
Power sought a total amount \| ¥																		¥ 18,279,858
Anyuan Bus [Member] \| RMB [Member] \| Interest [Member]
Power sought a total amount \| ¥										¥ 851,858
Anyuan Bus [Member] \| RMB [Member] \| Goods Amount [Member]
Contract amount										17,428,000			$ 17,428,000
Anyuan Bus [Member] \| RMB [Member] \| Litigation fee [Member]
Contract amount \| ¥										¥ 131,480