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Note 8 - Long-term Investments | 6 Months Ended
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Jun. 30, 2019
Notes to Financial Statements |
Equity Method Investments and Joint Ventures Disclosure [Text Block] |
| 8. | Long-term investments
As of June 30, 2019, long-term investment of approximately RMB0.25 million (approximately US$0.04 million) represented the Company’s contribution of its pro-rata share of cash investment to one of its equity ownership investee entities, Local Chain Xi’an Information Technology Co., Ltd. (“Local Chain Xi’an) in January 2019. Local Chain Xi’an was incorporated in October 2018, which is preliminarily engaged in providing technical supports to online advertising and precision marketing. The Company beneficially owns 4.9% equity interest in this entity. The Company measures this investment which do not have readily determinable fair values at cost minus impairment, if any, plus or minus changes resulting from observable price changes in orderly transactions for the identical or a similar investment of the Company.

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- Definition The entire disclosure for equity method investments and joint ventures. Equity method investments are investments that give the investor the ability to exercise significant influence over the operating and financial policies of an investee. Joint ventures are entities owned and operated by a small group of businesses as a separate and specific business or project for the mutual benefit of the members of the group. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.3A-04) -URI http://asc.fasb.org/extlink&oid=116822174&loc=d3e355119-122828 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -URI http://asc.fasb.org/topic&trid=2196965 + Details
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