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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 1)
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Mar. 31, 2015
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Jun. 30, 2014
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Mar. 31, 2014
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| RMB [Member] | Balance Sheet [Member] |
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| Foreign Currency Exchange Rate, Translation1 |
6.2005us-gaap_ForeignCurrencyExchangeRateTranslation1
/ us-gaap_BalanceSheetLocationAxis
= sino_BalanceSheetMember
/ sino_ForeignCurrencyExchangeRateAxis
= sino_RmbMember |
6.2043us-gaap_ForeignCurrencyExchangeRateTranslation1
/ us-gaap_BalanceSheetLocationAxis
= sino_BalanceSheetMember
/ sino_ForeignCurrencyExchangeRateAxis
= sino_RmbMember |
|
| RMB [Member] | Income Statement [Member] |
|
|
|
| Foreign Currency Exchange Rate, Translation1 |
6.1831us-gaap_ForeignCurrencyExchangeRateTranslation1
/ sino_ForeignCurrencyExchangeRateAxis
= sino_RmbMember
/ us-gaap_IncomeStatementLocationAxis
= sino_IncomeStatementMember |
|
6.106us-gaap_ForeignCurrencyExchangeRateTranslation1
/ sino_ForeignCurrencyExchangeRateAxis
= sino_RmbMember
/ us-gaap_IncomeStatementLocationAxis
= sino_IncomeStatementMember |
| RMB [Member] | Income Statement [Member] |
|
|
|
| Foreign Currency Exchange Rate, Translation1 |
6.2364us-gaap_ForeignCurrencyExchangeRateTranslation1
/ sino_ForeignCurrencyExchangeRateAxis
= sino_RmbMember
/ us-gaap_IncomeStatementLocationAxis
= sino_IncomeStatementOneMember |
|
6.1008us-gaap_ForeignCurrencyExchangeRateTranslation1
/ sino_ForeignCurrencyExchangeRateAxis
= sino_RmbMember
/ us-gaap_IncomeStatementLocationAxis
= sino_IncomeStatementOneMember |
| AUD [Member] | Balance Sheet [Member] |
|
|
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| Foreign Currency Exchange Rate, Translation1 |
1.3115us-gaap_ForeignCurrencyExchangeRateTranslation1
/ us-gaap_BalanceSheetLocationAxis
= sino_BalanceSheetMember
/ sino_ForeignCurrencyExchangeRateAxis
= sino_AudMember |
1.0609us-gaap_ForeignCurrencyExchangeRateTranslation1
/ us-gaap_BalanceSheetLocationAxis
= sino_BalanceSheetMember
/ sino_ForeignCurrencyExchangeRateAxis
= sino_AudMember |
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| AUD [Member] | Income Statement [Member] |
|
|
|
| Foreign Currency Exchange Rate, Translation1 |
1.1748us-gaap_ForeignCurrencyExchangeRateTranslation1
/ sino_ForeignCurrencyExchangeRateAxis
= sino_AudMember
/ us-gaap_IncomeStatementLocationAxis
= sino_IncomeStatementMember |
|
1.0958us-gaap_ForeignCurrencyExchangeRateTranslation1
/ sino_ForeignCurrencyExchangeRateAxis
= sino_AudMember
/ us-gaap_IncomeStatementLocationAxis
= sino_IncomeStatementMember |
| AUD [Member] | Income Statement [Member] |
|
|
|
| Foreign Currency Exchange Rate, Translation1 |
1.2721us-gaap_ForeignCurrencyExchangeRateTranslation1
/ sino_ForeignCurrencyExchangeRateAxis
= sino_AudMember
/ us-gaap_IncomeStatementLocationAxis
= sino_IncomeStatementOneMember |
|
1.1155us-gaap_ForeignCurrencyExchangeRateTranslation1
/ sino_ForeignCurrencyExchangeRateAxis
= sino_AudMember
/ us-gaap_IncomeStatementLocationAxis
= sino_IncomeStatementOneMember |
| HKD [Member] | Balance Sheet [Member] |
|
|
|
| Foreign Currency Exchange Rate, Translation1 |
7.7536us-gaap_ForeignCurrencyExchangeRateTranslation1
/ us-gaap_BalanceSheetLocationAxis
= sino_BalanceSheetMember
/ sino_ForeignCurrencyExchangeRateAxis
= sino_HkdMember |
7.7503us-gaap_ForeignCurrencyExchangeRateTranslation1
/ us-gaap_BalanceSheetLocationAxis
= sino_BalanceSheetMember
/ sino_ForeignCurrencyExchangeRateAxis
= sino_HkdMember |
|
| HKD [Member] | Income Statement [Member] |
|
|
|
| Foreign Currency Exchange Rate, Translation1 |
7.7542us-gaap_ForeignCurrencyExchangeRateTranslation1
/ sino_ForeignCurrencyExchangeRateAxis
= sino_HkdMember
/ us-gaap_IncomeStatementLocationAxis
= sino_IncomeStatementMember |
|
7.756us-gaap_ForeignCurrencyExchangeRateTranslation1
/ sino_ForeignCurrencyExchangeRateAxis
= sino_HkdMember
/ us-gaap_IncomeStatementLocationAxis
= sino_IncomeStatementMember |
| HKD [Member] | Income Statement [Member] |
|
|
|
| Foreign Currency Exchange Rate, Translation1 |
7.7558us-gaap_ForeignCurrencyExchangeRateTranslation1
/ sino_ForeignCurrencyExchangeRateAxis
= sino_HkdMember
/ us-gaap_IncomeStatementLocationAxis
= sino_IncomeStatementOneMember |
|
7.7591us-gaap_ForeignCurrencyExchangeRateTranslation1
/ sino_ForeignCurrencyExchangeRateAxis
= sino_HkdMember
/ us-gaap_IncomeStatementLocationAxis
= sino_IncomeStatementOneMember |
| CAD [Member] | Balance Sheet [Member] |
|
|
|
| Foreign Currency Exchange Rate, Translation1 |
1.2678us-gaap_ForeignCurrencyExchangeRateTranslation1
/ us-gaap_BalanceSheetLocationAxis
= sino_BalanceSheetMember
/ sino_ForeignCurrencyExchangeRateAxis
= sino_CadMember |
1.0672us-gaap_ForeignCurrencyExchangeRateTranslation1
/ us-gaap_BalanceSheetLocationAxis
= sino_BalanceSheetMember
/ sino_ForeignCurrencyExchangeRateAxis
= sino_CadMember |
|
| CAD [Member] | Income Statement [Member] |
|
|
|
| Foreign Currency Exchange Rate, Translation1 |
1.1554us-gaap_ForeignCurrencyExchangeRateTranslation1
/ sino_ForeignCurrencyExchangeRateAxis
= sino_CadMember
/ us-gaap_IncomeStatementLocationAxis
= sino_IncomeStatementMember |
|
1.0638us-gaap_ForeignCurrencyExchangeRateTranslation1
/ sino_ForeignCurrencyExchangeRateAxis
= sino_CadMember
/ us-gaap_IncomeStatementLocationAxis
= sino_IncomeStatementMember |
| CAD [Member] | Income Statement [Member] |
|
|
|
| Foreign Currency Exchange Rate, Translation1 |
1.2409us-gaap_ForeignCurrencyExchangeRateTranslation1
/ sino_ForeignCurrencyExchangeRateAxis
= sino_CadMember
/ us-gaap_IncomeStatementLocationAxis
= sino_IncomeStatementOneMember |
|
1.1027us-gaap_ForeignCurrencyExchangeRateTranslation1
/ sino_ForeignCurrencyExchangeRateAxis
= sino_CadMember
/ us-gaap_IncomeStatementLocationAxis
= sino_IncomeStatementOneMember |