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v3.23.1

Financial Statement Schedule I - Condensed Financial Information of Parent Company Statements of Operations (Details) ¥ in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 CNY (¥) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 CNY (¥) | Dec. 31, 2020 CNY (¥)
Cost of revenues | ¥ (348,150) | $ (50,477) | ¥ (376,189) | ¥ (387,272)
Gross profit | 1,974,951 | 286,341 | 2,131,628 | 1,816,519
Operating expenses |  |  |  |
Sales and marketing expenses | (1,129,508) | (163,763) | (1,748,436) | (2,123,618)
General and administrative expenses | (185,667) | (26,919) | (207,602) | (275,391)
Total operating expenses | (1,358,009) | (196,892) | (2,017,363) | (2,465,537)
(Loss)/income from operations | 616,942 | 89,449 | 114,265 | (649,018)
Interest income | 16,248 | 2,356 | 16,175 | 25,809
Other income, net | 24,527 | 3,556 | 39,156 | 203,210
(Loss)/income before income tax expenses | 648,548 |  | 197,634 | (432,573)
Income tax expenses | 11,992 | 1,739 | (19,618) | (236)
Net (loss)/income | 643,009 | 93,230 | 212,366 | (430,988)
Parent Company |  |  |  |
Cost of revenues | (33) | (5) | (101) | (163)
Gross profit | (33) | (5) | (101) | (163)
Operating expenses |  |  |  |
Sales and marketing expenses | (4,166) | (604) | 14 | (14,278)
General and administrative expenses | (41,269) | (5,983) | (58,477) | (61,500)
Total operating expenses | (45,435) | (6,587) | (58,463) | (75,778)
(Loss)/income from operations | (45,468) | (6,592) | (58,564) | (75,941)
Interest income | 8,764 | 1,271 | 5,349 | 14,880
Other income, net | (2,202) | (319) | 8 |
(Loss)/income before income tax expenses | (38,906) | (5,640) | (53,207) | (61,061)
(Loss)/income from investment in subsidiaries | 682,865 | 99,008 | 272,263 | (369,481)
Net (loss)/income | ¥ 643,959 | $ 93,368 | ¥ 219,056 | ¥ (430,542)

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