CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Cash Flows from Operating Activities:    
Net loss $ (9,182,624) $ (15,405,518)
Depreciation and amortization 3,078,074 3,598,527
Bad debt expense 1,086,449 10,147,293
Deferred income taxes 308,175 60,439
Provision for obsolete inventory 0 1,941,007
Impairment of intangible assets 3,962,141 104,544
Changes in assets and liabilities:    
Trade accounts and other receivables (1,097,556) (2,511,888)
Advances to suppliers 380,779 843,639
Inventory 2,734,612 5,157,861
Trade accounts payable 815,198 216,304
Accrued taxes payable 72,107 34,802
Other payables and accrued expenses 377,663 548,455
Advances from customers 265,928 (1,430,595)
Prepaid expenses 94,762 45,190
Net Cash Provided by Operating Activities 2,895,708 3,350,060
Cash Flows from Investing Activities:    
Advances for purchases of intangible assets 0 (1,634,097)
Bankers acceptances redeemed for cash 0 423,693
Purchases of property and equipment (193,404) (685,302)
Net Cash Used in Investing Activities (193,404) (1,895,706)
Cash Flows from Financing Activities:    
Payments of construction term loan (1,505,346) 0
Payments of short term notes payable (4,516,039) 0
Net Cash used in Financing Activity (6,021,385) 0
Effect of Exchange Rate Changes on Cash (263,877) (501,384)
Net (Decrease) Increase in Cash and Cash Equivalents (3,582,958) 952,970
Cash and Cash Equivalents at Beginning of Period 6,248,760 5,295,790
Cash and Cash Equivalents at End of Period 2,665,802 6,248,760
Supplemental Cash Flow Information:    
Cash paid for interest 836,011 1,151,613
Supplemental Noncash Investing and Financing Activities:    
Accounts payable for purchases of property and equipment 0 171,245
Issuance of banker's acceptances 1,088,879 0
Accounts receivable collected with banker's acceptances 935,265 2,422,137
Inventory purchased with banker's acceptances 935,265 2,059,028
Advances for purchases of intangibles paid with banker's acceptances $ 0 $ 391,826