| Schedule of long-term borrowings |
| | | | | | | December 31, | | June 30, | | | 2024 | | 2025 | | | | | (Unaudited) | Short-term borrowing: | | | | | Bank loan (i) | | 4,490,000 | | 4,068,000 | Other short-term financing arrangements (ii) | | 1,239,561 | | 1,370,829 | Current portion of long-term borrowings: | | | | | Current portion of convertible notes (iii) | | 2,706,285 | | 6,517 | Current portion of long-term bank loan (iv) | | 639,180 | | 501,340 | Current portion of other financing arrangements (ii) | | 52,157 | | 284,341 | Long-term borrowings: | | | | | Bank loan (iv) | | 2,965,490 | | 663,570 | Convertible notes (iii) | | 8,166,996 | | 8,136,775 | Other financing arrangements (ii) | | 308,269 | | 312,833 | Total | | 20,567,938 | | 15,344,205 |
| | | | | | | | | | | | | | | | | | | | | | | | | | | As of December 31, 2024 | | As of June 30, 2025 | | | | | | | | | | | Current portion | | Long-term | | | | Current portion | | Long-term | | | | | | | Maturity/ | | Outstanding | | according to | | portion according | | Outstanding | | according to | | portion according | Ref. | | Date of borrowing | | Lender/Banks | | Repayment date | | loan | | repayment schedule | | to repayment schedule | | loan | | repayment schedule | | to repayment schedule | 1 | | June 15, 2022 | | Bank of Shanghai | | June 15, 2025 | | 80,340 | | 80,340 | | — | | — | | — | | — | 2 | | July 25, 2022 | | China Construction Bank | | July 25, 2029 | | 6,460 | | 1,360 | | 5,100 | | 5,780 | | 1,700 | | 4,080 | 3 | | July 26, 2022 | | Industrial and Commercial Bank of China | | July 25, 2029 | | 9,690 | | 2,040 | | 7,650 | | 8,670 | | 2,550 | | 6,120 | 4 | | August 24, 2022 | | China Construction Bank | | July 25, 2029 | | 18,810 | | 3,960 | | 14,850 | | 16,830 | | 4,950 | | 11,880 | 5 | | January 19,2023 | | China Construction Bank | | July 25, 2029 | | 297,730 | | 62,680 | | 235,050 | | 266,390 | | 78,350 | | 188,040 | 6 | | January 20,2023 | | Industrial and Commercial Bank of China | | July 25, 2029 | | 474,810 | | 99,960 | | 374,850 | | 424,830 | | 124,950 | | 299,880 | 7 | | September 18,2023 | | Bank of Shanghai | | September 18,2026 | | 213,040 | | 108,600 | | 104,440 | | 158,740 | | 108,600 | | 50,140 | 8 | | March 18,2024 | | China Construction Bank | | January 15,2031 | | 637,010 | | 29,900 | | 607,110 | | — | | — | | — | 9 | | March 18,2024 | | Industrial and Commercial Bank of China | | January 15,2031 | | 497,660 | | 23,360 | | 474,300 | | — | | — | | — | 10 | | March 18,2024 | | China Minsheng Bank | | January 15,2031 | | 497,670 | | 23,380 | | 474,290 | | — | | — | | — | 11 | | March 18,2024 | | Agricultural Bank of China | | January 15,2031 | | 497,660 | | 23,360 | | 474,300 | | — | | — | | — | 12 | | April 12,2024 | | Bank of Shanghai | | January 11, 2027 | | 145,550 | | 72,600 | | 72,950 | | 109,250 | | 72,600 | | 36,650 | 13 | | May 15,2024 | | Bank of Shanghai | | February15,2027 | | 228,240 | | 107,640 | | 120,600 | | 174,420 | | 107,640 | | 66,780 | | | Total | | | | | | 3,604,670 | | 639,180 | | 2,965,490 | | 1,164,910 | | 501,340 | | 663,570 |
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