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Related Party Transactions - Schedule of Related Parties and their Relationships (Details)	6 Months Ended
	Jun. 30, 2025
Fujian Bafang Shengfeng Logistics Co., Ltd (“Fujian Bafang”) [Member]
Related Party Transaction [Line Items]
Relationship with the Company	An equity investee of the Company
Fuzhou Tianyu Shengfeng Industrial Co., Ltd (“Fuzhou Tianyu”) [Member]
Related Party Transaction [Line Items]
Relationship with the Company	A company controlled by Yongxu Liu, CEO and Chairman of the Company
Fuzhou Tianyu Shengfeng Property Management Co., Ltd (“Fuzhou Tianyu Management”) [Member]
Related Party Transaction [Line Items]
Relationship with the Company	A company under the control of a shareholder
Fuzhou Tianyu Yuanmei Catering Co., Ltd (“Fuzhou Tianyu Catering”) [Member]
Related Party Transaction [Line Items]
Relationship with the Company	A company under the control of a shareholder
Fujian Desheng Logistics Co., Ltd (“Fujian Desheng”) [Member]
Related Party Transaction [Line Items]
Relationship with the Company	A company under the control of a shareholder
Yongxu Liu [Member]
Related Party Transaction [Line Items]
Relationship with the Company	The Company’s CEO and Chairman
Yongteng Liu [Member]
Related Party Transaction [Line Items]
Relationship with the Company	CEO’s brother
Fujian Yunlian Shengfeng Industry Co., Ltd., (“Fujian Yunlian”) [Member]
Related Party Transaction [Line Items]
Relationship with the Company	Shengfeng VIE’s shareholder
Fuzhou Puhui Technology Co., Ltd [Member]
Related Party Transaction [Line Items]
Relationship with the Company	Non-controlling shareholder of Ningde Shengfeng Logistics Co. Ltd.
Chongqing Changjiang River Modeling Material (Group) Co., Ltd. (“Chongqing Changjiang”) [Member]
Related Party Transaction [Line Items]
Relationship with the Company	Non-controlling shareholder of Liaoning Tianyu Changsheng Supply Chain Management Co., Ltd.
Zhangwu Changjiang Materials Technology Co., Ltd. (“Zhangwu Changjiang”) [Member]
Related Party Transaction [Line Items]
Relationship with the Company	A company under the control of Chongqing Changjiang
Changjiang Modeling Materials (Group) Kezuohou Banner Co., Ltd (“Changjiang Modeling”) [Member]
Related Party Transaction [Line Items]
Relationship with the Company	A company under the control of Chongqing Changjiang
Kunshan Changjiang Modeling Materials Co., Ltd. (“Kunshan Changjiang”) [Member]
Related Party Transaction [Line Items]
Relationship with the Company	A company under the control of Chongqing Changjiang
Chongqing Changjiang River Modeling Materials (Group) Xiantao Co., Ltd (“Xiantao Modeling”) [Member]
Related Party Transaction [Line Items]
Relationship with the Company	A company under the control of Chongqing Changjiang
Chengdu Changjiang Modeling Materials Co., Ltd. (“Chengdu Changjiang”) [Member]
Related Party Transaction [Line Items]
Relationship with the Company	A company under the control of Chongqing Changjiang
Shiyan Changjiang Modeling Materials Co., Ltd. (“Shiyan Changjiang”) [Member]
Related Party Transaction [Line Items]
Relationship with the Company	A company under the control of Chongqing Changjiang
Chongqing Changjiang Modeling Materials Changzhou Co., Ltd. (“Changzhou Changjiang”) [Member]
Related Party Transaction [Line Items]
Relationship with the Company	A company under the control of Chongqing Changjiang

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- Definition

A description of the related party transaction, including transactions to which no amounts or nominal amounts were ascribed and such other information deemed necessary to an understanding of the effects of the transactions on the financial statements. Examples of common related party transactions are, sales, purchases and transfers of realty and personal property, services received or furnished, loans and leases to and from top management and affiliates.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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