Note 3 - Summary of Significant Accounting Policies (Details) - Exchange Rates Used to Translate Amounts in RMB into US$	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014
Balance Sheet Items Except Equity Accounts [Member]
Note 3 - Summary of Significant Accounting Policies (Details) - Exchange Rates Used to Translate Amounts in RMB into US$ [Line Items]
Balance sheet items, except for equity accounts	6.4936	6.1190
Statements of Income, Comprehensive Income and Cash Flows [Member]
Note 3 - Summary of Significant Accounting Policies (Details) - Exchange Rates Used to Translate Amounts in RMB into US$ [Line Items]
Items in the statements of income and comprehensive income, and statements of cash flows	6.2284	6.1428

Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 30
-Section S99
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6897108&loc=SL6897125-166521

Name:	us-gaap_ForeignCurrencyExchangeRateTranslation1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant