v3.26.1
UNAUDITED INTERIM CONSOLIDATED STATEMENTS OF CASH FLOWS
 6 Months Ended
Jun. 30, 2026
USD ($)
Jun. 30, 2026
CNY (¥)
Jun. 30, 2025
CNY (¥)
CASH FLOWS FROM OPERATING ACTIVITIES:      
Net (loss) income $ (16,211,639) ¥ (111,788,974) ¥ 238,121,784
Adjustments to reconcile net income to net cash provided by operating activities:      
Depreciation and amortization 10,454 72,086 116,515
Amortization of operating lease right-of-use assets 119,586 824,619 677,060
(Reversal) Allowance for credit losses 9,139 63,019 (584,713)
Reversal for inventory reserve (30,017) (206,984)
(Gain) loss from short-term investments 19,443,722 134,076,129 (214,330,795)
Loss on disposal of property, plant and equipment 1,038 7,157
Change in operating assets and liabilities:      
Notes receivable (22,894) (157,870)
Accounts receivable 697,635 4,810,613 (2,181,351)
Prepayment and other current assets (161,146) (1,111,197) 2,332,180
Inventories 46,518 320,768 174,296
Accounts payable (514,298) (3,546,392) 257,252
Operating lease liabilities (126,709) (873,735) (697,470)
Contract liabilities (185,427) (1,278,633) (2,379,853)
Other payables and accrued liabilities 182,896 1,261,179 1,595,296
Taxes payable 24,588 169,550 (32,516)
Net cash (used in) provided by operating activities 3,283,446 22,641,335 23,067,685
CASH FLOWS FROM INVESTING ACTIVITIES:      
Purchases of property, plant and equipment (12,865) (88,710) (29,694)
Proceeds from disposal of property, plant and equipment 25,509 175,900
Purchases of short-term investments (1,060,000,000) (7,309,336,000) (522,577,800)
Redemption of short-term investments 902,988,448 6,226,647,145 143,172,000
Proceeds from sales and redemption of short-term investments 1,508,364 10,401,074
Net cash used in investing activities (155,490,544) (1,072,200,591) (379,435,494)
CASH FLOWS FROM FINANCING ACTIVITIES:      
Cash received from convertible bonds 1,106,433,216
Repayments of bank loans (2,490,000)
Proceeds from bank loans 145,020 1,000,000 650,000
Net cash provided by financing activities 145,020 1,000,000 1,104,593,216
Effect of exchange rate on cash and cash equivalents 220,598 (42,764,824) (3,387,011)
Change in cash and cash equivalents (151,841,480) (1,091,324,080) 744,838,396
Cash and cash equivalents, at beginning of period 262,262,245 1,843,388,870 851,470,436
Cash and cash equivalents, at end of period 110,420,765 752,064,790 1,596,308,832
SUPPLEMENTAL CASH FLOW INFORMATION:      
Cash paid for income taxes 710 4,898 10,692
Cash paid for interest 3,825 26,373 68,504
NON-CASH INVESTING AND FINANCING ACTIVITIES:      
Convertible bonds exercise the right of conversion ¥ (1,053,745,920)