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Share-Based Compensation (Details) - Schedule of options activities - 2020 Plan [Member] ¥ / shares in Units, ¥ in Thousands | 12 Months Ended |
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Dec. 31, 2020 CNY (¥) ¥ / shares shares | Dec. 31, 2020 CNY (¥) $ / shares shares | Dec. 31, 2019 $ / shares shares | Dec. 31, 2019 ¥ / shares shares | Dec. 31, 2020 $ / shares
Share-Based Compensation (Details) - Schedule of options activities [Line Items] |  |  |  |  |
Number of options, Options outstanding |  |  |  |  |
Weighted average exercise price, Options outstanding (in Dollars per share and Yuan Renminbi per share) | $ / shares |  | $ 0.0001 |  |  |
Weighted average grant date fair value, Options outstanding (in Dollars per share and Yuan Renminbi per share) | ¥ / shares | ¥ 41.51 |  |  |  |
Weighted average remaining contractual term, Options outstanding |  |  |  |  |
Number of options, Granted |  |  | 13,870,252 | 13,870,252 |
Weighted average exercise price, Granted (in Dollars per share and Yuan Renminbi per share) | $ / shares |  | 0.0001 | $ 0.0001 |  |
Weighted average grant date fair value, Granted (in Dollars per share and Yuan Renminbi per share) | ¥ / shares |  |  |  | ¥ 41.51 |
Weighted average remaining contractual term, Granted |  |  | 9 years 8 months 19 days | 9 years 8 months 19 days |
Number of options, Options outstanding | 6,978,691 |  | 13,870,252 | 13,870,252 |
Weighted average exercise price, Options outstanding (in Dollars per share and Yuan Renminbi per share) | $ / shares |  | $ 0.0002 | $ 0.0001 |  |
Weighted average grant date fair value, Options outstanding (in Dollars per share and Yuan Renminbi per share) | ¥ / shares | ¥ 40.59 |  |  | ¥ 41.51 |
Weighted average remaining contractual term, Options outstanding | 8 years 10 months 6 days |  | 9 years 8 months 19 days | 9 years 8 months 19 days |
Aggregate intrinsic value, Options outstanding (in Yuan Renminbi) | ¥ | ¥ 287,773 | $ 287,773 |  |  |
Number of options, Options vested and expected to vest | 6,978,691 | 6,978,691 |  |  |
Weighted average exercise price, Options vested and expected to vest (in Dollars per share and Yuan Renminbi per share) | $ / shares |  |  |  |  | $ 0.0002
Weighted average grant date fair value, Options vested and expected to vest (in Dollars per share and Yuan Renminbi per share) | ¥ / shares | ¥ 40.59 |  |  |  |
Weighted average remaining contractual term, Options vested and expected to vest | 8 years 10 months 6 days |  |  |  |
Aggregate intrinsic value, Options vested and expected to vest (in Yuan Renminbi) | ¥ | ¥ 287,773 |  |  |  |
Number of options, Options exercisable | 2,693,250 | 2,693,250 |  |  |
Weighted average exercise price, Options exercisable (in Dollars per share and Yuan Renminbi per share) | $ / shares |  |  |  |  | $ 0.0002
Weighted average grant date fair value, Options exercisable (in Dollars per share and Yuan Renminbi per share) | ¥ / shares | ¥ 39.49 |  |  |  |
Weighted average remaining contractual term, Options exercisable | 8 years 11 months 26 days |  |  |  |
Aggregate intrinsic value, Options exercisable (in Yuan Renminbi) | ¥ | ¥ 111,059 | $ 111,059 |  |  |
Number of options, Granted (before Replacement Date) | 2,034,961 |  |  |  |
Weighted average exercise price, Granted (before Replacement Date) (in Dollars per share and Yuan Renminbi per share) | $ / shares |  | $ 0.0001 | $ 0.0001 |  |
Weighted average grant date fair value, Granted (before Replacement Date) (in Dollars per share and Yuan Renminbi per share) | ¥ / shares | ¥ 34.47 |  |  |  |
Number of options, Forfeited (before Replacement Date) | (1,271,704) |  |  |  |
Weighted average exercise price, ForfeitedForfeited (before Replacement Date) (in Dollars per share and Yuan Renminbi per share) | $ / shares |  | 0.0001 |  |  |
Weighted average grant date fair value, Forfeited (before Replacement Date) (in Dollars per share and Yuan Renminbi per share) | ¥ / shares | ¥ 40.86 |  |  |  |
Number of options, Conversion due to recapitalization | (7,633,818) |  |  |  |
Weighted average exercise price, Conversion due to recapitalization (in Dollars per share and Yuan Renminbi per share) | $ / shares |  | 0.0002 |  |  |
Weighted average grant date fair value, Conversion due to recapitalization (in Dollars per share and Yuan Renminbi per share) | ¥ / shares | ¥ 37.22 |  |  |  |
Number of options, Forfeited (after Replacement Date) | (21,000) |  |  |  |
Weighted average exercise price, Forfeited (after Replacement Date) (in Dollars per share and Yuan Renminbi per share) | $ / shares |  | $ 0.0002 |  |  |
Weighted average grant date fair value, Forfeited (after Replacement Date) (in Dollars per share and Yuan Renminbi per share) | ¥ / shares | ¥ 41.51 |  |  |  |

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