Description of Business and Organization (Details) - USD ($)		Sep. 30, 2018	Dec. 31, 2017
Current assets
Accounts receivable, net		$ 4,828,813	$ 9,092,709
Inventory, net		5,264,334	4,553,559
Total current assets		26,826,033	22,926,343
Equity method investment			9,053,859
Property and equipment, net		28,541,122	33,181,119
Intangible assets, net		4,440,383	5,394,296
Total assets		59,807,538	70,555,617
Liabilities
Current liabilities		9,186,448	9,386,537
Total liabilities		9,469,053	9,386,537
Variable Interest Entity, Primary Beneficiary [Member]
Current assets
Cash		477,767	806,672
Accounts receivable, net		4,778,324	9,059,015
Inventory, net		5,264,334	4,553,559
Other current assets		4,799,613	5,901,119
Total current assets		15,320,038	20,320,365
Equity method investment			9,053,859
Property and equipment, net		28,479,902	33,115,975
Intangible assets, net		2,953,687	5,302,047
Total assets		46,753,627	67,792,246
Liabilities
Current liabilities		5,788,136	7,629,783
Intercompany payables	[1]	13,327,345	13,855,768
Other liabilities, non-current		282,605
Total liabilities		19,398,086	21,485,551
Net assets		$ 27,355,541	$ 46,306,695

[1] Intercompany payables are eliminated in consolidation.