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Other non-current assets (Tables) | 12 Months Ended
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Dec. 31, 2015
Other non-current assets [Abstract] |
Schedule of other non-current assets |
|  | December 31, |
|  | 2014 |  |  | 2015 |
|  | RMB |  |  | RMB |
Prepayment for acquiring a land use right |  |  | - |  |  |  | 1,860,525 |
Prepayments of exclusive license fees |  |  | 31,189 |  |  |  | 69,983 |
Unamortized convertible bonds issuance cost |  |  | 42,275 |  |  |  | 25,284 |
Prepayment for acquiring an office building |  |  | 481,047 |  |  |  | 20,000 |
Others |  |  | 6,460 |  |  |  | 9,922 |
Total |  |  | 560,971 |  |  |  | 1,985,714 |

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- Definition Tabular disclosure of noncurrent assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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