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Consolidated Balance Sheets (Parenthetical) ¥ in Thousands, $ in Thousands | Dec. 31, 2021 CNY (¥) shares | Dec. 31, 2020 CNY (¥) shares
--- | --- | ---
Short-term investments measured at fair value | ¥ | ¥ 63,515 | ¥ 0
Accounts receivable, allowance for doubtful accounts | ¥ | 458 | 0
Amounts due from related parties, allowance for credit losses | ¥ | 30,128 | 4,006
Loan receivables, allowance for loan losses | 93,926 | 5,863
Other non-current assets, allowance for credit loss | ¥ | 4,000 | 0
Long-term investments measured at fair value | ¥ | ¥ 457,284 | ¥ 373,678
Ordinary shares, treasury stock | 919,515 | 544,202
Class A |  |
Ordinary shares, shares authorized | 91,394,900 | 91,394,900
Ordinary shares, shares issued | 22,683,970 | 22,773,542
Ordinary shares, shares outstanding | 21,764,455 | 22,229,340
Class B |  |
Ordinary shares, shares authorized | 8,605,100 | 8,605,100
Ordinary shares, shares issued | 8,315,000 | 8,315,000
Ordinary shares, shares outstanding | 8,315,000 | 8,315,000

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