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v3.25.1

RELATED PARTY TRANSACTIONS - Related party transactions (Details) ¥ in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2024 CNY (¥) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 CNY (¥) | Dec. 31, 2022 CNY (¥)
RELATED PARTY TRANSACTIONS |  |  |  |
Interest income | ¥ 13,982 | $ 1,916 | ¥ 10,832 | ¥ 10,021
Interest expense to: | 193,199 | 26,468 | 165,669 | 120,357
Total Revenues | 383,956 | 52,602 | 537,402 | 472,085
Related party |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |
Loan to: | 36,707 | 5,029 | 200 | 16,800
Interest income | 7,359 | 1,008 | 6,813 | 6,961
Loan from: | 300,543 | 41,174 | 22,150 | 220,369
Interest expense to: | 18,988 | 2,601 | 14,308 | 16,790
Repayment to: | 335,359 | 45,944 | 61,777 | 82,915
Total Revenues | 940 | 129 | 0 | 0
Related party | Guangdong Proton International Hospital Management Co., Ltd |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |
Loan to: | 2,400 | 329 | 200 | 16,800
Interest income | 7,359 | 1,008 | 6,813 | 6,961
Related party | Cherrylane Investment Limited |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |
Interest expense to: | 249 | 34 | 423 | 1,334
Repayment to: | 0 | 0 | 19,710 | 0
Related party | Zhejiang Marine Leasing Ltd |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |
Loan from: | 78,353 | 10,734 | 4,400 | 220,369
Interest expense to: | 18,387 | 2,519 | 13,683 | 15,456
Repayment to: | 252,499 | 34,592 | 32,127 | 82,915
Related party | Morgancreek investment Holdings Limited |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |
Loan to: | 34,307 | 4,700 | 0 | 0
Loan from: | 0 | 0 | 17,750 | 0
Interest expense to: | 0 | 0 | 202 | 0
Repayment to: | 8,231 | 1,128 | 9,940 | 0
Related party | Daketala International Investment Holdings Ltd. |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |
Loan from: | 2,190 | 300 | 0 | 0
Interest expense to: | 30 | 4 | 0 | 0
Related party | Shanghai Huifu Technology Development Co., Ltd |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |
Loan from: | 150,000 | 20,550 | 0 | 0
Repayment to: | 34,307 | 4,700 | 0 | 0
Related party | Shijiazhuang Edison Oncology Hospital Co., Ltd. |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |
Loan from: | 40,000 | 5,480 | 0 | 0
Interest expense to: | 322 | 44 | 0 | 0
Repayment to: | 40,322 | 5,524 | 0 | 0
Related party | Shijiazhuang Gaoxin Oncology Hospital Co., Ltd. |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |
Loan from: | 30,000 | 4,110 | 0 | 0
Related party | Shanghai Changshengshu Management Co. LTD |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |
Total Revenues | ¥ 940 | $ 129 | ¥ 0 | ¥ 0

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