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BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY - Fair value of identified intangible assets, customer relationship and its estimated useful lives (Details) - 6 months ended Dec. 31, 2024 - Future Gas Station (Beijing) Technology, Ltd | CNY (¥) | USD ($)
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BUSINESS ACQUISITION AND INVESTMENT IN UNCONSOLIDATED ENTITY |  |
Intangible assets - customer relationship | ¥ 7,000,000 | $ 958,996
Less: accumulated amortization | (1,750,000) | (239,749)
Less: impairment | (5,250,000) | (719,247)
Intangible assets - customer relationship, net | ¥ 0 | $ 0
Average Useful Life (in Years) | 10 years |

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