Condensed Consolidated Balance Sheets - USD ($)	Jun. 30, 2017	Dec. 31, 2016
CURRENT ASSETS:
Cash and cash equivalents	$ 5,523,416	$ 1,481,498
Restricted cash	284,140	551,047
Notes receivable	144,521	133,913
Accounts receivable, net of allowance for doubtful accounts	15,023,701	13,922,371
Inventories, net of reserve for obsolete inventories	3,491,624	2,394,179
Advances to suppliers	1,313,883	1,116,525
Deferred tax assets	395,715	386,381
Receivable from sale of subsidiary	2,831,441	4,838,152
Prepaid expenses and other	578,015	9,074
Assets of discontinued operations	757,146	1,758,986
Total current assets	30,343,602	26,592,126
OTHER ASSETS:
Equity method investment	8,775,355	8,610,759
Property and equipment, net	28,648,360	29,878,675
Intangible assets, net	5,249,763	5,283,695
Total other assets	42,673,478	43,773,129
Total assets	73,017,080	70,365,255
CURRENT LIABILITIES:
Short-term bank loans	1,474,709	2,159,889
Bank acceptance notes payable	280,195	547,172
Accounts payable	2,338,100	864,870
Accrued expenses	253,649	368,395
Advances from customers	464,832	427,446
Due to related party	132,175
VAT and service taxes payable	84,250	47,319
Income taxes payable	60,922	79,467
Liabilities of discontinued operations	411,281	558,661
Total current liabilities	5,500,113	5,053,219
Total liabilities	5,500,113	5,053,219
Commitments and contingencies (see Note 17)
STOCKHOLDERS' EQUITY:
Preferred stock ($0.001 par value; 10,000,000 shares authorized; No shares issued and outstanding at June 30, 2017 and December 31, 2016)
Common stock ($0.001 par value; 12,500,000 shares authorized; 1,810,641 and 1,415,441 shares issued and outstanding at June 30, 2017 and December 31, 2016, respectively)	1,811	1,415
Additional paid-in capital	36,838,391	35,549,542
Retained earnings	25,863,592	26,531,498
Statutory reserve	2,352,592	2,352,592
Accumulated other comprehensive income - foreign currency translation adjustment	2,460,581	876,989
Total stockholders' equity	67,516,967	65,312,036
Total liabilities and stockholders' equity	$ 73,017,080	$ 70,365,255