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v3.19.1

Fair value measurement (Details) ¥ in Thousands, $ in Thousands | Dec. 31, 2018 USD ($) | Dec. 31, 2018 CNY (¥) | Dec. 31, 2017 CNY (¥)
--- | --- | --- | ---
Assets |  |  |
Investment securities | $ 2,312,788 | ¥ 15,901,573 | ¥ 10,027,813
Recurring basis |  |  |
Assets |  |  |
Restricted cash |  | 3,239,613 | 4,110,210
Total assets |  | 21,077,379 | 24,092,959
Recurring basis | Wealth management products |  |  |
Assets |  |  |
Short-term investments |  | 1,934,820 | 8,582,754
Recurring basis | Listed equity securities |  |  |
Assets |  |  |
Investment securities |  | 15,901,573 | 10,027,813
Recurring basis | Money market funds |  |  |
Assets |  |  |
Cash equivalents |  | 1,373 | 1,372,182
Recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Assets |  |  |
Total assets |  | 15,902,946 | 11,399,995
Recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Listed equity securities |  |  |
Assets |  |  |
Investment securities |  | 15,901,573 | 10,027,813
Recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Money market funds |  |  |
Assets |  |  |
Cash equivalents |  | 1,373 | 1,372,182
Recurring basis | Significant Other Observable Inputs (Level 2) |  |  |
Assets |  |  |
Restricted cash |  | 3,239,613 | 4,110,210
Total assets |  | 5,174,433 | 12,692,964
Recurring basis | Significant Other Observable Inputs (Level 2) | Wealth management products |  |  |
Assets |  |  |
Short-term investments |  | ¥ 1,934,820 | ¥ 8,582,754

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