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Short-Term Bank Loans (Details Textual) (USD $)
3 Months Ended 12 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Dec. 31, 2014
Short-term bank loans (Textual)      
Interest expense $ 57,343us-gaap_InterestExpense $ 57,727us-gaap_InterestExpense  
Loan from Agricultural and Commercial Bank, due on March 20, 2015 [Member]      
Short-term bank loans (Textual)      
Short-term loan, interest rate, stated percentage 7.20%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_AgriculturalAndCommercialBankCategoryOneMember
  7.20%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_AgriculturalAndCommercialBankCategoryOneMember
Short term bank loan, Maturity date Mar. 20, 2015   Mar. 20, 2015
Loan from Agricultural and Commercial Bank, June 7, 2015 [Member]      
Short-term bank loans (Textual)      
Short-term loan, interest rate, stated percentage 6.72%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_AgriculturalAndCommercialBankCategoryTwoMember
  6.72%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_AgriculturalAndCommercialBankCategoryTwoMember
Short term bank loan, Maturity date Jun. 07, 2015   Jun. 07, 2015
Loan from Jiangsu Huishan Mintai Village Town Bank, due on July 1, 2015[Member]      
Short-term bank loans (Textual)      
Short-term loan, interest rate, stated percentage 9.36%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_BankOfChina1Member
  9.36%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_BankOfChina1Member
Short term bank loan, Maturity date Jul. 01, 2015   Jul. 01, 2015
Loan from Bank of Communications, due on April 16, 2015 [Member]      
Short-term bank loans (Textual)      
Short-term loan, interest rate, stated percentage 6.72%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_BankOfCommunicationsCategoryTwoMember
  6.72%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_BankOfCommunicationsCategoryTwoMember
Short term bank loan, Maturity date Apr. 16, 2015   Apr. 16, 2015
Loan from Bank of Communications, due on September 5, 2015 [Member]      
Short-term bank loans (Textual)      
Short-term loan, interest rate, stated percentage 6.42%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_BankOfCommunicationsCategoryThreeMember
  6.42%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_BankOfCommunicationsCategoryThreeMember
Short term bank loan, Maturity date Sep. 05, 2015   Sep. 05, 2015
Loan from Bank of Communications, due on April 23, 2015 [Member]      
Short-term bank loans (Textual)      
Short-term loan, interest rate, stated percentage 6.72%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_BankOfCommunicationsCategoryFourMember
  6.72%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_BankOfCommunicationsCategoryFourMember
Short term bank loan, Maturity date Apr. 23, 2015   Apr. 23, 2015
Loan from Bank of China, due on February 16, 2015 [Member]      
Short-term bank loans (Textual)      
Short-term loan, interest rate, stated percentage 6.27%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_BankOfChinaMember
  6.27%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_BankOfChinaMember
Short term bank loan, Maturity date Feb. 16, 2015   Feb. 16, 2015
Loan from Bank of China, due on January 12, 2016 [Member]      
Short-term bank loans (Textual)      
Short-term loan, interest rate, stated percentage 7.20%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_BankOfChinaTwoMember
  7.20%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_BankOfChinaTwoMember
Short term bank loan, Maturity date Jan. 12, 2016   Jan. 12, 2016
Loan from Bank of China, due on February 18, 2015 [Member]      
Short-term bank loans (Textual)      
Short-term loan, interest rate, stated percentage 6.27%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_BankOfChinaThreeMember
  6.27%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_BankOfChinaThreeMember
Short term bank loan, Maturity date Feb. 18, 2015   Feb. 18, 2015
Loan from Bank of China, due on January 25, 2016 [Member]      
Short-term bank loans (Textual)      
Short-term loan, interest rate, stated percentage 7.20%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_BankOfCommunicationsCategoryFiveMember
  7.20%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_ShortTermDebtTypeAxis
= cws_BankOfCommunicationsCategoryFiveMember
Short term bank loan, Maturity date Jan. 25, 2016   Jan. 25, 2016