FAIR VALUE MEASUREMENT - Available-for-sale investment (Details) - Mar. 31, 2017 |
USD ($) |
CNY (¥) |
|---|---|---|
| Convertible promissory note ("the Notes") | ||
| Fair value of investments | $ 1,504,000 | ¥ 10,376,547 |
| X | ||||||||||
- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Details
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