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v3.23.1

Prepayments and other current assets (Details) ¥ in Thousands, $ in Thousands | Dec. 31, 2022 CNY (¥) | Dec. 31, 2022 USD ($) | Jan. 01, 2022 CNY (¥) | Dec. 31, 2021 CNY (¥)
--- | --- | --- | --- | ---
Prepayments and other current assets |  |  |  |
Prepayments to suppliers | ¥ 201,865 |  |  | ¥ 174,860
Contract cost assets | 192,848 |  |  |
Prepaid rental and deposits |  |  |  | 5,256
Deferred offering costs |  |  |  | 5,719
Others | 18,221 |  |  | 14,240
Prepayments and other current assets | ¥ 412,934 | $ 59,870 | ¥ 195,617 | ¥ 200,075

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- Definition Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer; classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 40 -Section 50 -Paragraph 3 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126905575&loc=SL49131252-203054 + Details
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- Definition Amount of consideration paid in advance for supplies that provide economic benefits within a future period of one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 10 -Section 05 -Paragraph 5 -Subparagraph (g) -URI https://asc.fasb.org/extlink&oid=126905020&loc=d3e5879-108316 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (g)(7) -URI https://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 10 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6387103&loc=d3e6435-108320 + Details
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