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PARENT COMPANY ONLY CONDENSED FINANCIAL INFORMATION (Tables) | 12 Months Ended
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Dec. 31, 2021
PARENT COMPANY ONLY CONDENSED FINANCIAL INFORMATION |
Condensed balance sheets | Condensed balance sheets ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | As at December 31
​ | ​ | 2020 | ​ | 2021 | ​ | 2021
​ |  | RMB |  | RMB |  | US$
ASSETS |  |  |  |  |  |
Current assets: |  |  |  |  |  |
Cash and cash equivalent |  | 2,079 |  | 15,058 | ​ | 2,363
Prepayments and other current assets | ​ | — | ​ | 121 | ​ | 19
Amounts due from subsidiaries |  | 375,162 |  | 298,900 | ​ | 46,903
Total current assets |  | 377,241 |  | 314,079 | ​ | 49,285
Non-current assets: |  | ​ |  | ​ | ​ | ​
Investments in subsidiaries |  | 567,330 |  | — | ​ | —
Prepayment for long-term investment |  | 5,230 |  | — | ​ | —
Total assets |  | 949,801 |  | 314,079 | ​ | 49,285
​ | ​ | ​ | ​ | ​ | ​ | ​
LIABILITIES AND SHAREHOLDERS’ EQUITY |  | ​ |  | ​ | ​ | ​
Current liabilities: |  | ​ |  | ​ | ​ | ​
Short term loan |  | — |  | 14,625 | ​ | 2,295
Accrued expenses and other liabilities |  | 35,476 |  | 13,924 | ​ | 2,185
Amounts due to subsidiaries |  | 1,577,280 |  | 1,559,394 | ​ | 244,703
Total current liabilities |  | 1,612,756 |  | 1,587,943 | ​ | 249,183
Non-current liabilities: | ​ | ​ | ​ | ​ | ​ | ​
Long-term bank and other borrowings, non-current portion | ​ | — | ​ | 90,389 | ​ | 14,184
Derivative liability | ​ | — | ​ | 5,863 | ​ | 920
Total liabilities |  | 1,612,756 |  | 1,684,195 | ​ | 264,287
​ | ​ | ​ | ​ | ​ | ​ | ​
Shareholders’ equity (deficit): |  | ​ |  | ​ | ​ | ​
Class A ordinary shares (par value of US$0.0001per share; authorized shares-500,000,000; issued shares-96,565,584 as of December 31, 2020 and 2021; outstanding shares-84,463,737 and 84,463,737 as of December 31, 2020 and 2021, respectively) |  | 68 |  | 68 | ​ | 10
Class B ordinary shares (par value of US$0.0001per share; authorized shares‑45,787,948; issued shares-45,787,948 and 45,787,948 as of December 31, 2020 and 2021; outstanding shares- 45,787,948 and 45,787,948 as of December 31, 2020 and 2021, respectively) |  | 37 |  | 37 | ​ | 6
Treasury stock (12,101,847 and 12,101,847 shares as of December 31, 2020 and 2021, respectively) |  | (8) |  | (7) | ​ | (1)
Additional paid-in capital |  | 1,840,026 |  | 1,936,552 | ​ | 303,887
Accumulated other comprehensive income (loss) |  | (46,429) |  | (29,496) | ​ | (4,629)
Accumulated deficit |  | (2,456,649) |  | (3,277,270) | ​ | (514,275)
Total shareholders’ equity (deficit) |  | (662,955) |  | (1,370,116) | ​ | (215,002)
Total liabilities and shareholders’ equity (deficit) |  | 949,801 |  | 314,079 | ​ | 49,285
​
Condensed statements of comprehensive loss | Condensed statements of comprehensive loss ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Years Ended December 31,
​ | ​ | 2019 | ​ | 2020 | ​ | 2021 | ​ | 2021
​ |  | RMB |  | RMB |  | RMB |  | US$
Revenues |  | — |  | — |  | — |  | —
Cost of revenues |  | — |  | — |  | — |  | —
General and administrative expenses |  | (39,118) |  | (23,598) |  | (14,428) | ​ | (2,264)
Selling expenses |  | (2,938) |  | (2,969) |  | (2,090) |  | (328)
Operating loss |  | (42,056) |  | (26,567) |  | (16,518) | ​ | (2,592)
Equity in loss of subsidiaries |  | (514,070) |  | (621,932) |  | (793,117) | ​ | (124,458)
Interest income |  | 1,977 |  | 588 |  | — |  | —
Interest expense |  | (6,481) |  | (3,036) |  | (1,459) |  | (229)
Foreign exchange gain |  | 8,104 |  | (18,962) |  | (9,527) |  | (1,495)
Net loss |  | (552,526) |  | (669,909) |  | (820,621) | ​ | (128,774)
Other comprehensive income (loss), net of tax of nil foreign currency translation adjustments |  | (8,664) |  | 50,856 |  | 14,821 | ​ | 2,326
Total other comprehensive (loss) income |  | (8,664) |  | 50,856 |  | 14,821 | ​ | 2,326
Comprehensive loss |  | (561,190) |  | (619,053) |  | (805,800) | ​ | (126,448)
​
Condensed statements of cash flows | Condensed statements of cash flows ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Years Ended December 31,
​ | ​ | 2019 | ​ | 2020 | ​ | 2021 | ​ | 2021
​ |  | RMB |  | RMB |  | RMB |  | US$
Net cash (used in) generated from operating activities |  | (31,460) |  | 9,041 |  | (9,301) | ​ | (1,460)
Net cash (used in) generated from investing activities |  | 311,716 |  | (7,468) |  | (88,546) | ​ | (13,895)
Net cash (used in) generated from financing activities |  | (280,483) |  | — |  | 110,876 |  | 17,399
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Exchange rate effect on cash |  | 45 |  | (34) |  | (50) |  | (7)
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net (decrease) increase in cash |  | (182) |  | 1,539 |  | 12,979 |  | 2,037
Cash at beginning of the year |  | 722 |  | 540 |  | 2,079 |  | 326
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Cash at end of the year |  | 540 |  | 2,079 |  | 15,058 |  | 2,363
​

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