XML 38 R21.htm IDEA: XBRL DOCUMENT
v3.22.1

Commitments and contingencies | 12 Months Ended
--- | ---
Dec. 31, 2021
Commitments and Contingencies Disclosure [Abstract] |
Commitments and Contingencies |
14 | Commitments and contingencies
Operating lease commitments The Company leases office premises in the PRC under non-cancellable operating leases ranging from one year to five years. Payments under operating leases are expensed on a straight-line basis over the periods of the respective leases. Total operating lease expenses were RMB16,380 and RMB16,584 and RMB12,707 (US$1,994) for the years ended December 31, 2019, 2020 and 2021, respectively. As of December 31, 2021, future minimum payments under non-cancellable operating leases were as follows:
|  | RMB |  |  | US$ |
2022 |  |  | 9,333 |  |  |  | 1,465 |
2023 |  |  | 6,577 |  |  |  | 1,032 |
2024 |  |  | 5,381 |  |  |  | 844 |
Total |  |  | 21,291 |  |  |  | 3,341 |
The Company’s operating lease commitments have no renewal options, rent escalation clauses and restrictions or contingent rents. There are no lease payments in 2025 and after. Capital commitments As of December 31, 2021, future minimum payment under non-cancellable purchase commitment for consulting service is nil.

X
- References No definition available. + Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for commitments and contingencies. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -URI http://asc.fasb.org/topic&trid=2127136 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -URI http://asc.fasb.org/topic&trid=2144648 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 954 -SubTopic 440 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6491277&loc=d3e6429-115629 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123406679&loc=d3e25336-109308 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123406679&loc=d3e25336-109308 + Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration