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Related Party Transactions - Schedule of Nature of Relationships (Details) | 12 Months Ended
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Dec. 31, 2025
Wenzhou Ailefu Technology Co. Ltd. (“Ailefu”) [Member] |
Related Party Transaction [Line Items] |
Relationship with the Company | An entity 100% owned by Xiangze
Hangzhou Xiangze Trading Co. Ltd. (“Xiangze”) [Member] |
Related Party Transaction [Line Items] |
Relationship with the Company | An entity 100% owned by Lingyi Kong
Wenzhou Leiling Technology Development Co. Ltd. (“Leiling”) [Member] |
Related Party Transaction [Line Items] |
Relationship with the Company | An entity with Shengling Xiang as legal representative
Shanghai Fushishenye Mechanical and Electrical Equipment Co. Ltd. (“Fushishenye”) [Member] |
Related Party Transaction [Line Items] |
Relationship with the Company | An entity with Lingyi Kong as legal representative
Zhejiang Rayak Technology Co. Ltd. (“Rayak Tech”) [Member] |
Related Party Transaction [Line Items] |
Relationship with the Company | An entity 85% owned by Shengling Xiang and 15% owned by Zhejiang Leiya Electronics Co., Ltd.
Chuanlong Lin [Member] |
Related Party Transaction [Line Items] |
Relationship with the Company | Relative of Lingyi Kong; former controlling shareholder of New Focus
Shengling Xiang [Member] |
Related Party Transaction [Line Items] |
Relationship with the Company | Executive and legal rep of the Company
Lingyi Kong [Member] |
Related Party Transaction [Line Items] |
Relationship with the Company | Controlling shareholder of the Company
Chunhua Xiang [Member] |
Related Party Transaction [Line Items] |
Relationship with the Company | Relative of Lingyi Kong

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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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 850 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483326/850-10-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-7 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479773/842-30-50-4 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479741/842-40-50-1 + Details
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