Discontinued Operations (Details) - USD ($)	Sep. 30, 2017	Dec. 31, 2016
Current assets:
Accounts receivable, net	$ 33,738	$ 78,407
Inventories, net of reserve for obsolete inventories		31,019
Advances to suppliers	141,442	200,275
Equipment held for sale		1,147,035
Prepaid expenses and other	205,599	302,250
Total current assets	380,779	1,758,986
Total assets	380,779	1,758,986
Current liabilities:
Accounts payable	356,384	458,433
Accrued expenses and other liabilities		45,280
Advances from customers		54,948
Total current liabilities	356,384	558,661
Total liabilities	$ 356,384	$ 558,661