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Related Party Transactions - Schedule of Related Parties (Details) ¥ in Thousands, $ in Thousands | 6 Months Ended |  |
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Jun. 30, 2025 CNY (¥) | Jun. 30, 2024 CNY (¥) | Jun. 30, 2025 USD ($) | Dec. 31, 2024 CNY (¥)
Related Party Transaction [Line Items] |  |  |  |
Equipment Purchases Related Parties | ¥ (885) | ¥ (439) |  |
Sub-contract cost Related Parties |  | (151) |  |
Rent, utilities and cleaning fees Related Parties | (108) | (606) |  |
Accounts payable- a related party | 871 |  | $ 122 | ¥ 1,089
Xiamen Qiushi Intelligent Network Technology Co., LTD [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Equipment Purchases Related Parties | (885) | (439) |  |
Sub-contract cost Related Parties |  | (130) |  |
Accounts payable- a related party | ¥ 871 |  |  | 1,089
Nature | Purchase of goods and services |  |  |
Fujian Henduoka Network Technology Co., Ltd. [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Sub-contract cost Related Parties |  | (21) |  |
Due from related parties |  |  |  | 1,194
Nature | Loan to related parties |  |  |
Xiamen Qiushi Intelligent Network Equipment Co., LTD [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Rent, utilities and cleaning fees Related Parties | ¥ (108) | ¥ (606) |  |
Due from related parties | ¥ 129 |  |  | 129
Nature | Service and commodity purchase from related parties |  |  |
Amounts due to related parties |  |  |  | 84
Nature | Loan from related parties |  |  |
Fujian Qiushi Intelligent Co., LTD [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Due from related parties | ¥ 7,750 |  |  | 15,752
Nature | Loan to related parties |  |  |
Xiamen Xueyoubang Network Technology Co., Ltd. [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Due from related parties | ¥ 2,146 |  |  | 5,438
Nature | Loan to related parties |  |  |
Bengbu Yigong Digital Technology Co., Ltd. [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Due from related parties | ¥ 456 |  |  | 571
Nature | Loan to related parties |  |  |
Xiamen Qiushi Intelligent Network Technology Co., Ltd One [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Due from related parties | ¥ 741 |  |  | 2,777
Nature | Loan to related parties |  |  |
Zhang Runzhe [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Due from related parties | ¥ 100 |  |  |
Nature | Loan to related parties |  |  |
Xiamen Zhanghui investment co., LTD Two [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Due from related parties | ¥ 2,127 |  |  | 3,152
Nature | Share Transfer |  |  |
Bengbu Yigong Digital Technology Co., Ltd One [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Due from related parties | ¥ 445 |  |  | 445
Nature | Service and commodity purchase from related parties |  |  |
Xiamen Qiushi Intelligent Network Technology Co., LTD Three {Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Due from related parties | ¥ 284 |  |  |
Nature | Service and commodity purchase from related parties |  |  |
Zhang Runzhe One [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Due from related parties | ¥ 5 |  |  |
Nature | Expenses paid on behalf of the Group |  |  |
Fujian Henduoka Network Technology Co., Ltd. One [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Due from related parties |  |  |  | 505
Nature | Fee collection on behalf of the Group |  |  |
Amounts due to related parties |  |  |  | 32
Nature | Service and commodity purchase from related parties |  |  |
Related Parties [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Due from related parties | ¥ 14,183 |  | 1,980 | 29,963
Amounts due to related parties | 271 |  | $ 38 | 229
Zhang Andong [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amounts due to related parties | ¥ 64 |  |  | 64
Nature | Loan from related parties |  |  |
Zhang Andong One [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amounts due to related parties | ¥ 111 |  |  |
Nature | Expenses paid on behalf of the Group |  |  |
Fujian Qiushi Intelligent Technology Co., Ltd. [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amounts due to related parties |  |  |  | 1
Nature | Expenses paid on behalf of the Group |  |  |
Tianjiu Shared Intelligent Enterprise Service [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amounts due to related parties | ¥ 48 |  |  | 48
Nature | Service and commodity purchase from related parties |  |  |
Xiamen Qiushi Intelligent Network Equipment Co., Ltd.One [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Amounts due to related parties | ¥ 48 |  |  |
Nature | Service and commodity purchase from related parties |  |  |

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