v3.26.1
Segment Information and Revenue Analysis- Schedule of Segment Information and Revenue Analysis (Details)
6 Months Ended
Mar. 31, 2026
USD ($)
Mar. 31, 2026
CNY (¥)
Mar. 31, 2025
CNY (¥)
Segment Reporting Information [Line Items]      
Sales revenues $ 1,390,874 ¥ 9,594,250 ¥ 18,230,963
Direct costs 1,286,009 8,870,893 18,923,281
Gross profit $ 104,865 ¥ 723,357 ¥ (692,318)
Percentage of sales revenue 100.00% 100.00% 100.00%
Percentage of direct costs 100.00% 100.00% 100.00%
Percentage of gross profit 100.00% 100.00% 100.00%
Sales of yarns [Member]      
Segment Reporting Information [Line Items]      
Sales revenues $ 1,281,098 ¥ 8,837,016 ¥ 16,766,803
Direct costs 1,196,374 8,252,590 17,735,008
Gross profit $ 84,724 ¥ 584,426 ¥ (968,205)
Percentage of sales revenue 92.00% 92.00% 92.00%
Percentage of direct costs 93.00% 93.00% 94.00%
Percentage of gross profit 81.00% 81.00% 140.00%
Sales of finished garments [Member]      
Segment Reporting Information [Line Items]      
Sales revenues $ 109,776 ¥ 757,234 ¥ 1,464,160
Direct costs 89,635 618,303 1,188,273
Gross profit $ 20,141 ¥ 138,931 ¥ 275,887
Percentage of sales revenue 8.00% 8.00% 8.00%
Percentage of direct costs 7.00% 7.00% 6.00%
Percentage of gross profit 19.00% 19.00% (40.00%)