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Intangible Assets (Details) - Schedule of intangible assets - CNY (¥) ¥ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
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Intangible Assets (Details) - Schedule of intangible assets [Line Items] |  |
Total cost of intangible assets | ¥ 52,620 | ¥ 53,550
Less: accumulated amortization | (24,200) | (13,445)
Intangible asset | 28,420 | 40,105
Brand name [Member] |  |
Intangible Assets (Details) - Schedule of intangible assets [Line Items] |  |
Total cost of intangible assets | 16,567 | 16,442
Customer relationship [Member] |  |
Intangible Assets (Details) - Schedule of intangible assets [Line Items] |  |
Total cost of intangible assets | 12,978 | 12,978
Software [Member] |  |
Intangible Assets (Details) - Schedule of intangible assets [Line Items] |  |
Total cost of intangible assets | 8,805 | 9,860
Patent [Member] |  |
Intangible Assets (Details) - Schedule of intangible assets [Line Items] |  |
Total cost of intangible assets | 13,708 | 13,708
Others [Member] |  |
Intangible Assets (Details) - Schedule of intangible assets [Line Items] |  |
Total cost of intangible assets | ¥ 562 | ¥ 562

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