LINE OF CREDIT, SHORT TERM DEBT AND BANK ACCEPTANCE NOTES (Line of Credit) (Details) (USD $)	12 Months Ended		1 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2014	Nov. 30, 2014	Apr. 30, 2014	Mar. 31, 2014	Jul. 31, 2014	Jun. 30, 2014	Nov. 30, 2013	Dec. 31, 2012
Line of Credit Facility [Line Items]
Repayment of short-term loans	$ 18,297,000	$ 16,940,000
CITIC [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity						24,300,000			24,300,000
Credit exposure	6,020,000		6,020,000	6,020,000		7,300,000			6,300,000
Amount outstanding	5,040,000		5,040,000						6,300,000
Interest rate	6.60%		6.60%			7.08%			6.60%
Restricted cash deposit	5,700,000		5,700,000
Required cash deposit	50.00%
Expiration	Nov. 30, 2015
Beginning maturity date	Mar. 01, 2015
Ending maturity date	Nov. 30, 2015
Increase in credit exposure						1,000,000
Repayment of short-term loans					560,000
Debt instrument maturity period			1 year	1 year		1 year
Face amount						1,000,000
Taizhou Bank [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity	2,400,000		2,400,000							4,100,000
Credit exposure	1,460,000		1,460,000
Amount outstanding	1,100,000		1,100,000
Restricted cash deposit	330,000		330,000							330,000
Beginning maturity date	Feb. 01, 2015
Ending maturity date	Apr. 30, 2015
Taizhou Bank [Member] | Loan Due in February 2015 [Member]
Line of Credit Facility [Line Items]
Interest rate	8.89%		8.89%
Taizhou Bank [Member] | Loan Due in April 2015 [Member]
Line of Credit Facility [Line Items]
Interest rate	8.93%		8.93%
Everbright Bank [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity		9,200,000
Credit exposure	4,600,000	4,600,000	4,600,000
Amount outstanding	11,400,000		11,400,000
Interest rate							7.20%	7.28%
Collateral amount		2,100,000
Restricted cash deposit	8,000,000		8,000,000
Required cash deposit		50.00%
Expiration	Dec. 31, 2014
Debt instrument maturity period							11 months	6 months
Face amount							1,200,000	310,000
ICBC [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity		5,400,000
Credit exposure	4,900,000		4,900,000
Amount outstanding	6,500,000		6,500,000
Interest rate, minimum	5.00%
Interest rate, maximum	6.60%
Available borrowing capacity	500,000		500,000
Restricted cash deposit	$ 1,600,000		$ 1,600,000
Required cash deposit	100.00%
Expiration	Dec. 31, 2014
Beginning maturity date	Mar. 01, 2015
Ending maturity date	Nov. 30, 2015