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Long-term investments (Details) - CNY (¥) ¥ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Long-term investments. |  |
Equity method investments | ¥ 420,445 | ¥ 678,225
Equity securities | 69,319 | 675,824
Total long-term investments | ¥ 489,764 | ¥ 1,354,049

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- Definition The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(12)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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