v3.26.3
Long-Term Investment - Schedule of Long-Term Investment (Details) - USD ($)
Jun. 30, 2026
Dec. 31, 2025
Dec. 31, 2024
Schedule of Long-Term Investments [Line Items]      
Total long-term investment $ 3,325,000 $ 3,325,000
Investment in Tongxin Innovation Limited [Member]      
Schedule of Long-Term Investments [Line Items]      
Total long-term investment $ 3,325,000 $ 3,325,000