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CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (Parenthetical) - CNY (¥)
¥ in Thousands
12 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Mar. 31, 2023
Income Statement [Abstract]      
Cost of revenue, related party ¥ 14,373 ¥ 18,155 ¥ 22,347
Foreign currency translation adjustments, tax ¥ 0 ¥ 0 ¥ 0